20522430

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2621}}^1$

素因数の和:2666

約数の個数: 64

約数和(自身を含む): 56635200

約数和(自身を除く): 36112770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 783, 870, 1305, 1566, 2610, 2621, 3915, 5242, 7830, 7863, 13105, 15726, 23589, 26210, 39315, 47178, 70767, 76009, 78630, 117945, 141534, 152018, 228027, 235890, 353835, 380045, 456054, 684081, 707670, 760090, 1140135, 1368162, 2052243, 2280270, 3420405, 4104486, 6840810, 10261215, 20522430]

約数ペア:

[(1, 20522430), (2, 10261215), (3, 6840810), (5, 4104486), (6, 3420405), (9, 2280270), (10, 2052243), (15, 1368162), (18, 1140135), (27, 760090), (29, 707670), (30, 684081), (45, 456054), (54, 380045), (58, 353835), (87, 235890), (90, 228027), (135, 152018), (145, 141534), (174, 117945), (261, 78630), (270, 76009), (290, 70767), (435, 47178), (522, 39315), (783, 26210), (870, 23589), (1305, 15726), (1566, 13105), (2610, 7863), (2621, 7830), (3915, 5242)]