56407780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 141176448

約数和(自身を除く): 84768668

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 163, 220, 242, 260, 286, 326, 484, 572, 605, 652, 715, 815, 1210, 1331, 1430, 1573, 1630, 1793, 2119, 2420, 2662, 2860, 3146, 3260, 3586, 4238, 5324, 6292, 6655, 7172, 7865, 8476, 8965, 10595, 13310, 15730, 17303, 17930, 19723, 21190, 23309, 26620, 31460, 34606, 35860, 39446, 42380, 46618, 69212, 78892, 86515, 93236, 98615, 116545, 173030, 197230, 216953, 233090, 256399, 346060, 394460, 433906, 466180, 512798, 867812, 1025596, 1084765, 1281995, 2169530, 2563990, 2820389, 4339060, 5127980, 5640778, 11281556, 14101945, 28203890, 56407780]

約数ペア:

[(1, 56407780), (2, 28203890), (4, 14101945), (5, 11281556), (10, 5640778), (11, 5127980), (13, 4339060), (20, 2820389), (22, 2563990), (26, 2169530), (44, 1281995), (52, 1084765), (55, 1025596), (65, 867812), (110, 512798), (121, 466180), (130, 433906), (143, 394460), (163, 346060), (220, 256399), (242, 233090), (260, 216953), (286, 197230), (326, 173030), (484, 116545), (572, 98615), (605, 93236), (652, 86515), (715, 78892), (815, 69212), (1210, 46618), (1331, 42380), (1430, 39446), (1573, 35860), (1630, 34606), (1793, 31460), (2119, 26620), (2420, 23309), (2662, 21190), (2860, 19723), (3146, 17930), (3260, 17303), (3586, 15730), (4238, 13310), (5324, 10595), (6292, 8965), (6655, 8476), (7172, 7865)]