2939490

素因数分解:

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

素因数の和:229

約数の個数: 80

約数和(自身を含む): 8363520

約数和(自身を除く): 5424030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 191, 270, 285, 342, 382, 405, 513, 570, 573, 810, 855, 955, 1026, 1146, 1539, 1710, 1719, 1910, 2565, 2865, 3078, 3438, 3629, 5130, 5157, 5730, 7258, 7695, 8595, 10314, 10887, 15390, 15471, 17190, 18145, 21774, 25785, 30942, 32661, 36290, 51570, 54435, 65322, 77355, 97983, 108870, 154710, 163305, 195966, 293949, 326610, 489915, 587898, 979830, 1469745, 2939490]

約数ペア:

[(1, 2939490), (2, 1469745), (3, 979830), (5, 587898), (6, 489915), (9, 326610), (10, 293949), (15, 195966), (18, 163305), (19, 154710), (27, 108870), (30, 97983), (38, 77355), (45, 65322), (54, 54435), (57, 51570), (81, 36290), (90, 32661), (95, 30942), (114, 25785), (135, 21774), (162, 18145), (171, 17190), (190, 15471), (191, 15390), (270, 10887), (285, 10314), (342, 8595), (382, 7695), (405, 7258), (513, 5730), (570, 5157), (573, 5130), (810, 3629), (855, 3438), (955, 3078), (1026, 2865), (1146, 2565), (1539, 1910), (1710, 1719)]