19559460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7951}}^1$

素因数の和:8004

約数の個数: 48

約数和(自身を含む): 56109312

約数和(自身を除く): 36549852

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, 7951, 15902, 23853, 31804, 39755, 47706, 79510, 95412, 119265, 159020, 238530, 325991, 477060, 651982, 977973, 1303964, 1629955, 1955946, 3259910, 3911892, 4889865, 6519820, 9779730, 19559460]

約数ペア:

[(1, 19559460), (2, 9779730), (3, 6519820), (4, 4889865), (5, 3911892), (6, 3259910), (10, 1955946), (12, 1629955), (15, 1303964), (20, 977973), (30, 651982), (41, 477060), (60, 325991), (82, 238530), (123, 159020), (164, 119265), (205, 95412), (246, 79510), (410, 47706), (492, 39755), (615, 31804), (820, 23853), (1230, 15902), (2460, 7951)]