408048390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{19973}}^1$

素因数の和:20213

約数の個数: 48

約数和(自身を含む): 1065652848

約数和(自身を除く): 657604458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227, 454, 681, 1135, 1362, 2043, 2270, 3405, 4086, 6810, 10215, 19973, 20430, 39946, 59919, 99865, 119838, 179757, 199730, 299595, 359514, 599190, 898785, 1797570, 4533871, 9067742, 13601613, 22669355, 27203226, 40804839, 45338710, 68008065, 81609678, 136016130, 204024195, 408048390]

約数ペア:

[(1, 408048390), (2, 204024195), (3, 136016130), (5, 81609678), (6, 68008065), (9, 45338710), (10, 40804839), (15, 27203226), (18, 22669355), (30, 13601613), (45, 9067742), (90, 4533871), (227, 1797570), (454, 898785), (681, 599190), (1135, 359514), (1362, 299595), (2043, 199730), (2270, 179757), (3405, 119838), (4086, 99865), (6810, 59919), (10215, 39946), (19973, 20430)]