19772730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:436

約数の個数: 96

約数和(自身を含む): 56010240

約数和(自身を除く): 36237510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 31, 38, 45, 57, 62, 90, 93, 95, 114, 155, 171, 186, 190, 279, 285, 310, 342, 373, 465, 558, 570, 589, 746, 855, 930, 1119, 1178, 1395, 1710, 1767, 1865, 2238, 2790, 2945, 3357, 3534, 3730, 5301, 5595, 5890, 6714, 7087, 8835, 10602, 11190, 11563, 14174, 16785, 17670, 21261, 23126, 26505, 33570, 34689, 35435, 42522, 53010, 57815, 63783, 69378, 70870, 104067, 106305, 115630, 127566, 173445, 208134, 212610, 219697, 318915, 346890, 439394, 520335, 637830, 659091, 1040670, 1098485, 1318182, 1977273, 2196970, 3295455, 3954546, 6590910, 9886365, 19772730]

約数ペア:

[(1, 19772730), (2, 9886365), (3, 6590910), (5, 3954546), (6, 3295455), (9, 2196970), (10, 1977273), (15, 1318182), (18, 1098485), (19, 1040670), (30, 659091), (31, 637830), (38, 520335), (45, 439394), (57, 346890), (62, 318915), (90, 219697), (93, 212610), (95, 208134), (114, 173445), (155, 127566), (171, 115630), (186, 106305), (190, 104067), (279, 70870), (285, 69378), (310, 63783), (342, 57815), (373, 53010), (465, 42522), (558, 35435), (570, 34689), (589, 33570), (746, 26505), (855, 23126), (930, 21261), (1119, 17670), (1178, 16785), (1395, 14174), (1710, 11563), (1767, 11190), (1865, 10602), (2238, 8835), (2790, 7087), (2945, 6714), (3357, 5890), (3534, 5595), (3730, 5301)]