40247312

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 93363072

約数和(自身を除く): 53115760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 61, 86, 112, 122, 137, 172, 244, 274, 301, 344, 427, 488, 548, 602, 688, 854, 959, 976, 1096, 1204, 1708, 1918, 2192, 2408, 2623, 3416, 3836, 4816, 5246, 5891, 6832, 7672, 8357, 10492, 11782, 15344, 16714, 18361, 20984, 23564, 33428, 36722, 41237, 41968, 47128, 58499, 66856, 73444, 82474, 94256, 116998, 133712, 146888, 164948, 233996, 293776, 329896, 359351, 467992, 659792, 718702, 935984, 1437404, 2515457, 2874808, 5030914, 5749616, 10061828, 20123656, 40247312]

約数ペア:

[(1, 40247312), (2, 20123656), (4, 10061828), (7, 5749616), (8, 5030914), (14, 2874808), (16, 2515457), (28, 1437404), (43, 935984), (56, 718702), (61, 659792), (86, 467992), (112, 359351), (122, 329896), (137, 293776), (172, 233996), (244, 164948), (274, 146888), (301, 133712), (344, 116998), (427, 94256), (488, 82474), (548, 73444), (602, 66856), (688, 58499), (854, 47128), (959, 41968), (976, 41237), (1096, 36722), (1204, 33428), (1708, 23564), (1918, 20984), (2192, 18361), (2408, 16714), (2623, 15344), (3416, 11782), (3836, 10492), (4816, 8357), (5246, 7672), (5891, 6832)]