20149280520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{190591}}^1$

素因数の和:191486

約数の個数: 64

約数和(自身を含む): 60516771840

約数和(自身を除く): 40367491320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 881, 1762, 2643, 3524, 4405, 5286, 7048, 8810, 10572, 13215, 17620, 21144, 26430, 35240, 52860, 105720, 190591, 381182, 571773, 762364, 952955, 1143546, 1524728, 1905910, 2287092, 2858865, 3811820, 4574184, 5717730, 7623640, 11435460, 22870920, 167910671, 335821342, 503732013, 671642684, 839553355, 1007464026, 1343285368, 1679106710, 2014928052, 2518660065, 3358213420, 4029856104, 5037320130, 6716426840, 10074640260, 20149280520]

約数ペア:

[(1, 20149280520), (2, 10074640260), (3, 6716426840), (4, 5037320130), (5, 4029856104), (6, 3358213420), (8, 2518660065), (10, 2014928052), (12, 1679106710), (15, 1343285368), (20, 1007464026), (24, 839553355), (30, 671642684), (40, 503732013), (60, 335821342), (120, 167910671), (881, 22870920), (1762, 11435460), (2643, 7623640), (3524, 5717730), (4405, 4574184), (5286, 3811820), (7048, 2858865), (8810, 2287092), (10572, 1905910), (13215, 1524728), (17620, 1143546), (21144, 952955), (26430, 762364), (35240, 571773), (52860, 381182), (105720, 190591)]