19825140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8059}}^1$

素因数の和:8112

約数の個数: 48

約数和(自身を含む): 56871360

約数和(自身を除く): 37046220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 8059, 16118, 24177, 32236, 40295, 48354, 80590, 96708, 120885, 161180, 241770, 330419, 483540, 660838, 991257, 1321676, 1652095, 1982514, 3304190, 3965028, 4956285, 6608380, 9912570, 19825140]

約数ペア:

[(1, 19825140), (2, 9912570), (3, 6608380), (4, 4956285), (5, 3965028), (6, 3304190), (10, 1982514), (12, 1652095), (15, 1321676), (20, 991257), (30, 660838), (41, 483540), (60, 330419), (82, 241770), (123, 161180), (164, 120885), (205, 96708), (246, 80590), (410, 48354), (492, 40295), (615, 32236), (820, 24177), (1230, 16118), (2460, 8059)]