28696360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^4$

素因数の和:69

約数の個数: 120

約数和(自身を含む): 82618650

約数和(自身を除く): 53922290

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 121, 140, 154, 196, 220, 242, 245, 280, 308, 385, 392, 440, 484, 490, 539, 605, 616, 770, 847, 968, 980, 1078, 1210, 1331, 1540, 1694, 1960, 2156, 2420, 2662, 2695, 3080, 3388, 4235, 4312, 4840, 5324, 5390, 5929, 6655, 6776, 8470, 9317, 10648, 10780, 11858, 13310, 14641, 16940, 18634, 21560, 23716, 26620, 29282, 29645, 33880, 37268, 46585, 47432, 53240, 58564, 59290, 65219, 73205, 74536, 93170, 102487, 117128, 118580, 130438, 146410, 186340, 204974, 237160, 260876, 292820, 326095, 372680, 409948, 512435, 521752, 585640, 652190, 717409, 819896, 1024870, 1304380, 1434818, 2049740, 2608760, 2869636, 3587045, 4099480, 5739272, 7174090, 14348180, 28696360]

約数ペア:

[(1, 28696360), (2, 14348180), (4, 7174090), (5, 5739272), (7, 4099480), (8, 3587045), (10, 2869636), (11, 2608760), (14, 2049740), (20, 1434818), (22, 1304380), (28, 1024870), (35, 819896), (40, 717409), (44, 652190), (49, 585640), (55, 521752), (56, 512435), (70, 409948), (77, 372680), (88, 326095), (98, 292820), (110, 260876), (121, 237160), (140, 204974), (154, 186340), (196, 146410), (220, 130438), (242, 118580), (245, 117128), (280, 102487), (308, 93170), (385, 74536), (392, 73205), (440, 65219), (484, 59290), (490, 58564), (539, 53240), (605, 47432), (616, 46585), (770, 37268), (847, 33880), (968, 29645), (980, 29282), (1078, 26620), (1210, 23716), (1331, 21560), (1540, 18634), (1694, 16940), (1960, 14641), (2156, 13310), (2420, 11858), (2662, 10780), (2695, 10648), (3080, 9317), (3388, 8470), (4235, 6776), (4312, 6655), (4840, 5929), (5324, 5390)]