20823240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9133}}^1$

素因数の和:9166

約数の個数: 64

約数和(自身を含む): 65764800

約数和(自身を除く): 44941560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9133, 18266, 27399, 36532, 45665, 54798, 73064, 91330, 109596, 136995, 173527, 182660, 219192, 273990, 347054, 365320, 520581, 547980, 694108, 867635, 1041162, 1095960, 1388216, 1735270, 2082324, 2602905, 3470540, 4164648, 5205810, 6941080, 10411620, 20823240]

約数ペア:

[(1, 20823240), (2, 10411620), (3, 6941080), (4, 5205810), (5, 4164648), (6, 3470540), (8, 2602905), (10, 2082324), (12, 1735270), (15, 1388216), (19, 1095960), (20, 1041162), (24, 867635), (30, 694108), (38, 547980), (40, 520581), (57, 365320), (60, 347054), (76, 273990), (95, 219192), (114, 182660), (120, 173527), (152, 136995), (190, 109596), (228, 91330), (285, 73064), (380, 54798), (456, 45665), (570, 36532), (760, 27399), (1140, 18266), (2280, 9133)]