8760440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1032

約数の個数: 64

約数和(自身を含む): 22498560

約数和(自身を除く): 13738120

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 991, 1105, 1768, 1982, 2210, 3964, 4420, 4955, 7928, 8840, 9910, 12883, 16847, 19820, 25766, 33694, 39640, 51532, 64415, 67388, 84235, 103064, 128830, 134776, 168470, 219011, 257660, 336940, 438022, 515320, 673880, 876044, 1095055, 1752088, 2190110, 4380220, 8760440]

約数ペア:

[(1, 8760440), (2, 4380220), (4, 2190110), (5, 1752088), (8, 1095055), (10, 876044), (13, 673880), (17, 515320), (20, 438022), (26, 336940), (34, 257660), (40, 219011), (52, 168470), (65, 134776), (68, 128830), (85, 103064), (104, 84235), (130, 67388), (136, 64415), (170, 51532), (221, 39640), (260, 33694), (340, 25766), (442, 19820), (520, 16847), (680, 12883), (884, 9910), (991, 8840), (1105, 7928), (1768, 4955), (1982, 4420), (2210, 3964)]