20867130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12203}}^1$

素因数の和:12235

約数の個数: 48

約数和(自身を含む): 57114720

約数和(自身を除く): 36247590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12203, 24406, 36609, 61015, 73218, 109827, 122030, 183045, 219654, 231857, 366090, 463714, 549135, 695571, 1098270, 1159285, 1391142, 2086713, 2318570, 3477855, 4173426, 6955710, 10433565, 20867130]

約数ペア:

[(1, 20867130), (2, 10433565), (3, 6955710), (5, 4173426), (6, 3477855), (9, 2318570), (10, 2086713), (15, 1391142), (18, 1159285), (19, 1098270), (30, 695571), (38, 549135), (45, 463714), (57, 366090), (90, 231857), (95, 219654), (114, 183045), (171, 122030), (190, 109827), (285, 73218), (342, 61015), (570, 36609), (855, 24406), (1710, 12203)]