16636880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{941}}^1$

素因数の和:984

約数の個数: 80

約数和(自身を含む): 44153424

約数和(自身を除く): 27516544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 941, 1040, 1105, 1360, 1768, 1882, 2210, 3536, 3764, 4420, 4705, 7528, 8840, 9410, 12233, 15056, 15997, 17680, 18820, 24466, 31994, 37640, 48932, 61165, 63988, 75280, 79985, 97864, 122330, 127976, 159970, 195728, 207961, 244660, 255952, 319940, 415922, 489320, 639880, 831844, 978640, 1039805, 1279760, 1663688, 2079610, 3327376, 4159220, 8318440, 16636880]

約数ペア:

[(1, 16636880), (2, 8318440), (4, 4159220), (5, 3327376), (8, 2079610), (10, 1663688), (13, 1279760), (16, 1039805), (17, 978640), (20, 831844), (26, 639880), (34, 489320), (40, 415922), (52, 319940), (65, 255952), (68, 244660), (80, 207961), (85, 195728), (104, 159970), (130, 127976), (136, 122330), (170, 97864), (208, 79985), (221, 75280), (260, 63988), (272, 61165), (340, 48932), (442, 37640), (520, 31994), (680, 24466), (884, 18820), (941, 17680), (1040, 15997), (1105, 15056), (1360, 12233), (1768, 9410), (1882, 8840), (2210, 7528), (3536, 4705), (3764, 4420)]