2621000840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{29423}}^1$

素因数の和:29582

約数の個数: 64

約数和(自身を含む): 6292028160

約数和(自身を除く): 3671027320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 131, 136, 170, 262, 340, 524, 655, 680, 1048, 1310, 2227, 2620, 4454, 5240, 8908, 11135, 17816, 22270, 29423, 44540, 58846, 89080, 117692, 147115, 235384, 294230, 500191, 588460, 1000382, 1176920, 2000764, 2500955, 3854413, 4001528, 5001910, 7708826, 10003820, 15417652, 19272065, 20007640, 30835304, 38544130, 65525021, 77088260, 131050042, 154176520, 262100084, 327625105, 524200168, 655250210, 1310500420, 2621000840]

約数ペア:

[(1, 2621000840), (2, 1310500420), (4, 655250210), (5, 524200168), (8, 327625105), (10, 262100084), (17, 154176520), (20, 131050042), (34, 77088260), (40, 65525021), (68, 38544130), (85, 30835304), (131, 20007640), (136, 19272065), (170, 15417652), (262, 10003820), (340, 7708826), (524, 5001910), (655, 4001528), (680, 3854413), (1048, 2500955), (1310, 2000764), (2227, 1176920), (2620, 1000382), (4454, 588460), (5240, 500191), (8908, 294230), (11135, 235384), (17816, 147115), (22270, 117692), (29423, 89080), (44540, 58846)]