17860700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1287

約数の個数: 72

約数和(自身を含む): 45570000

約数和(自身を除く): 27709300

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1249, 1300, 1430, 2498, 2860, 3575, 4996, 6245, 7150, 12490, 13739, 14300, 16237, 24980, 27478, 31225, 32474, 54956, 62450, 64948, 68695, 81185, 124900, 137390, 162370, 178607, 274780, 324740, 343475, 357214, 405925, 686950, 714428, 811850, 893035, 1373900, 1623700, 1786070, 3572140, 4465175, 8930350, 17860700]

約数ペア:

[(1, 17860700), (2, 8930350), (4, 4465175), (5, 3572140), (10, 1786070), (11, 1623700), (13, 1373900), (20, 893035), (22, 811850), (25, 714428), (26, 686950), (44, 405925), (50, 357214), (52, 343475), (55, 324740), (65, 274780), (100, 178607), (110, 162370), (130, 137390), (143, 124900), (220, 81185), (260, 68695), (275, 64948), (286, 62450), (325, 54956), (550, 32474), (572, 31225), (650, 27478), (715, 24980), (1100, 16237), (1249, 14300), (1300, 13739), (1430, 12490), (2498, 7150), (2860, 6245), (3575, 4996)]