7398040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 18416160

約数和(自身を除く): 11018120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 347, 410, 520, 533, 694, 820, 1066, 1388, 1640, 1735, 2132, 2665, 2776, 3470, 4264, 4511, 5330, 6940, 9022, 10660, 13880, 14227, 18044, 21320, 22555, 28454, 36088, 45110, 56908, 71135, 90220, 113816, 142270, 180440, 184951, 284540, 369902, 569080, 739804, 924755, 1479608, 1849510, 3699020, 7398040]

約数ペア:

[(1, 7398040), (2, 3699020), (4, 1849510), (5, 1479608), (8, 924755), (10, 739804), (13, 569080), (20, 369902), (26, 284540), (40, 184951), (41, 180440), (52, 142270), (65, 113816), (82, 90220), (104, 71135), (130, 56908), (164, 45110), (205, 36088), (260, 28454), (328, 22555), (347, 21320), (410, 18044), (520, 14227), (533, 13880), (694, 10660), (820, 9022), (1066, 6940), (1388, 5330), (1640, 4511), (1735, 4264), (2132, 3470), (2665, 2776)]