17439760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 44840880

約数和(自身を除く): 27401120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 409, 410, 520, 533, 656, 818, 820, 1040, 1066, 1636, 1640, 2045, 2132, 2665, 3272, 3280, 4090, 4264, 5317, 5330, 6544, 8180, 8528, 10634, 10660, 16360, 16769, 21268, 21320, 26585, 32720, 33538, 42536, 42640, 53170, 67076, 83845, 85072, 106340, 134152, 167690, 212680, 217997, 268304, 335380, 425360, 435994, 670760, 871988, 1089985, 1341520, 1743976, 2179970, 3487952, 4359940, 8719880, 17439760]

約数ペア:

[(1, 17439760), (2, 8719880), (4, 4359940), (5, 3487952), (8, 2179970), (10, 1743976), (13, 1341520), (16, 1089985), (20, 871988), (26, 670760), (40, 435994), (41, 425360), (52, 335380), (65, 268304), (80, 217997), (82, 212680), (104, 167690), (130, 134152), (164, 106340), (205, 85072), (208, 83845), (260, 67076), (328, 53170), (409, 42640), (410, 42536), (520, 33538), (533, 32720), (656, 26585), (818, 21320), (820, 21268), (1040, 16769), (1066, 16360), (1636, 10660), (1640, 10634), (2045, 8528), (2132, 8180), (2665, 6544), (3272, 5330), (3280, 5317), (4090, 4264)]