16197940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 40497408

約数和(自身を除く): 24299468

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 61, 68, 71, 85, 110, 122, 142, 170, 187, 220, 244, 284, 305, 340, 355, 374, 610, 671, 710, 748, 781, 935, 1037, 1207, 1220, 1342, 1420, 1562, 1870, 2074, 2414, 2684, 3124, 3355, 3740, 3905, 4148, 4331, 4828, 5185, 6035, 6710, 7810, 8662, 10370, 11407, 12070, 13277, 13420, 15620, 17324, 20740, 21655, 22814, 24140, 26554, 43310, 45628, 47641, 53108, 57035, 66385, 73627, 86620, 95282, 114070, 132770, 147254, 190564, 228140, 238205, 265540, 294508, 368135, 476410, 736270, 809897, 952820, 1472540, 1619794, 3239588, 4049485, 8098970, 16197940]

約数ペア:

[(1, 16197940), (2, 8098970), (4, 4049485), (5, 3239588), (10, 1619794), (11, 1472540), (17, 952820), (20, 809897), (22, 736270), (34, 476410), (44, 368135), (55, 294508), (61, 265540), (68, 238205), (71, 228140), (85, 190564), (110, 147254), (122, 132770), (142, 114070), (170, 95282), (187, 86620), (220, 73627), (244, 66385), (284, 57035), (305, 53108), (340, 47641), (355, 45628), (374, 43310), (610, 26554), (671, 24140), (710, 22814), (748, 21655), (781, 20740), (935, 17324), (1037, 15620), (1207, 13420), (1220, 13277), (1342, 12070), (1420, 11407), (1562, 10370), (1870, 8662), (2074, 7810), (2414, 6710), (2684, 6035), (3124, 5185), (3355, 4828), (3740, 4331), (3905, 4148)]