40508988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 109132800

約数和(自身を除く): 68623812

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 79, 114, 156, 158, 173, 228, 237, 247, 316, 346, 474, 494, 519, 692, 741, 948, 988, 1027, 1038, 1482, 1501, 2054, 2076, 2249, 2964, 3002, 3081, 3287, 4108, 4498, 4503, 6004, 6162, 6574, 6747, 8996, 9006, 9861, 12324, 13148, 13494, 13667, 18012, 19513, 19722, 26988, 27334, 39026, 39444, 41001, 42731, 54668, 58539, 78052, 82002, 85462, 117078, 128193, 164004, 170924, 177671, 234156, 256386, 259673, 355342, 512772, 519346, 533013, 710684, 779019, 1038692, 1066026, 1558038, 2132052, 3116076, 3375749, 6751498, 10127247, 13502996, 20254494, 40508988]

約数ペア:

[(1, 40508988), (2, 20254494), (3, 13502996), (4, 10127247), (6, 6751498), (12, 3375749), (13, 3116076), (19, 2132052), (26, 1558038), (38, 1066026), (39, 1038692), (52, 779019), (57, 710684), (76, 533013), (78, 519346), (79, 512772), (114, 355342), (156, 259673), (158, 256386), (173, 234156), (228, 177671), (237, 170924), (247, 164004), (316, 128193), (346, 117078), (474, 85462), (494, 82002), (519, 78052), (692, 58539), (741, 54668), (948, 42731), (988, 41001), (1027, 39444), (1038, 39026), (1482, 27334), (1501, 26988), (2054, 19722), (2076, 19513), (2249, 18012), (2964, 13667), (3002, 13494), (3081, 13148), (3287, 12324), (4108, 9861), (4498, 9006), (4503, 8996), (6004, 6747), (6162, 6574)]