18743399480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1242931}}^1$

素因数の和:1242984

約数の個数: 64

約数和(自身を含む): 46982829600

約数和(自身を除く): 28239430120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 7540, 15080, 1242931, 2485862, 4971724, 6214655, 9943448, 12429310, 16158103, 24858620, 32316206, 36044999, 49717240, 64632412, 72089998, 80790515, 129264824, 144179996, 161581030, 180224995, 288359992, 323162060, 360449990, 468584987, 646324120, 720899980, 937169974, 1441799960, 1874339948, 2342924935, 3748679896, 4685849870, 9371699740, 18743399480]

約数ペア:

[(1, 18743399480), (2, 9371699740), (4, 4685849870), (5, 3748679896), (8, 2342924935), (10, 1874339948), (13, 1441799960), (20, 937169974), (26, 720899980), (29, 646324120), (40, 468584987), (52, 360449990), (58, 323162060), (65, 288359992), (104, 180224995), (116, 161581030), (130, 144179996), (145, 129264824), (232, 80790515), (260, 72089998), (290, 64632412), (377, 49717240), (520, 36044999), (580, 32316206), (754, 24858620), (1160, 16158103), (1508, 12429310), (1885, 9943448), (3016, 6214655), (3770, 4971724), (7540, 2485862), (15080, 1242931)]