749869340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:939

約数の個数: 96

約数和(自身を含む): 1772886528

約数和(自身を除く): 1023017188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 71, 110, 122, 142, 220, 244, 284, 305, 355, 610, 671, 710, 781, 787, 1220, 1342, 1420, 1562, 1574, 2684, 3124, 3148, 3355, 3905, 3935, 4331, 6710, 7810, 7870, 8657, 8662, 13420, 15620, 15740, 17314, 17324, 21655, 34628, 43285, 43310, 47641, 48007, 55877, 86570, 86620, 95282, 96014, 111754, 173140, 190564, 192028, 223508, 238205, 240035, 279385, 476410, 480070, 528077, 558770, 614647, 952820, 960140, 1056154, 1117540, 1229294, 2112308, 2458588, 2640385, 3073235, 3408497, 5280770, 6146470, 6816994, 10561540, 12292940, 13633988, 17042485, 34084970, 37493467, 68169940, 74986934, 149973868, 187467335, 374934670, 749869340]

約数ペア:

[(1, 749869340), (2, 374934670), (4, 187467335), (5, 149973868), (10, 74986934), (11, 68169940), (20, 37493467), (22, 34084970), (44, 17042485), (55, 13633988), (61, 12292940), (71, 10561540), (110, 6816994), (122, 6146470), (142, 5280770), (220, 3408497), (244, 3073235), (284, 2640385), (305, 2458588), (355, 2112308), (610, 1229294), (671, 1117540), (710, 1056154), (781, 960140), (787, 952820), (1220, 614647), (1342, 558770), (1420, 528077), (1562, 480070), (1574, 476410), (2684, 279385), (3124, 240035), (3148, 238205), (3355, 223508), (3905, 192028), (3935, 190564), (4331, 173140), (6710, 111754), (7810, 96014), (7870, 95282), (8657, 86620), (8662, 86570), (13420, 55877), (15620, 48007), (15740, 47641), (17314, 43310), (17324, 43285), (21655, 34628)]