20576430

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:236

約数の個数: 160

約数和(自身を含む): 66908160

約数和(自身を除く): 46331730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 81, 90, 95, 105, 114, 126, 133, 135, 162, 171, 189, 190, 191, 210, 266, 270, 285, 315, 342, 378, 382, 399, 405, 513, 567, 570, 573, 630, 665, 798, 810, 855, 945, 955, 1026, 1134, 1146, 1197, 1330, 1337, 1539, 1710, 1719, 1890, 1910, 1995, 2394, 2565, 2674, 2835, 2865, 3078, 3438, 3591, 3629, 3990, 4011, 5130, 5157, 5670, 5730, 5985, 6685, 7182, 7258, 7695, 8022, 8595, 10314, 10773, 10887, 11970, 12033, 13370, 15390, 15471, 17190, 17955, 18145, 20055, 21546, 21774, 24066, 25403, 25785, 30942, 32661, 35910, 36099, 36290, 40110, 50806, 51570, 53865, 54435, 60165, 65322, 72198, 76209, 77355, 97983, 107730, 108297, 108870, 120330, 127015, 152418, 154710, 163305, 180495, 195966, 216594, 228627, 254030, 293949, 326610, 360990, 381045, 457254, 489915, 541485, 587898, 685881, 762090, 979830, 1082970, 1143135, 1371762, 1469745, 2057643, 2286270, 2939490, 3429405, 4115286, 6858810, 10288215, 20576430]

約数ペア:

[(1, 20576430), (2, 10288215), (3, 6858810), (5, 4115286), (6, 3429405), (7, 2939490), (9, 2286270), (10, 2057643), (14, 1469745), (15, 1371762), (18, 1143135), (19, 1082970), (21, 979830), (27, 762090), (30, 685881), (35, 587898), (38, 541485), (42, 489915), (45, 457254), (54, 381045), (57, 360990), (63, 326610), (70, 293949), (81, 254030), (90, 228627), (95, 216594), (105, 195966), (114, 180495), (126, 163305), (133, 154710), (135, 152418), (162, 127015), (171, 120330), (189, 108870), (190, 108297), (191, 107730), (210, 97983), (266, 77355), (270, 76209), (285, 72198), (315, 65322), (342, 60165), (378, 54435), (382, 53865), (399, 51570), (405, 50806), (513, 40110), (567, 36290), (570, 36099), (573, 35910), (630, 32661), (665, 30942), (798, 25785), (810, 25403), (855, 24066), (945, 21774), (955, 21546), (1026, 20055), (1134, 18145), (1146, 17955), (1197, 17190), (1330, 15471), (1337, 15390), (1539, 13370), (1710, 12033), (1719, 11970), (1890, 10887), (1910, 10773), (1995, 10314), (2394, 8595), (2565, 8022), (2674, 7695), (2835, 7258), (2865, 7182), (3078, 6685), (3438, 5985), (3591, 5730), (3629, 5670), (3990, 5157), (4011, 5130)]