42615920

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2789}}^1$

素因数の和:2993

約数の個数: 40

約数和(自身を含む): 99636480

約数和(自身を除く): 57020560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 2789, 3056, 3820, 5578, 7640, 11156, 13945, 15280, 22312, 27890, 44624, 55780, 111560, 223120, 532699, 1065398, 2130796, 2663495, 4261592, 5326990, 8523184, 10653980, 21307960, 42615920]

約数ペア:

[(1, 42615920), (2, 21307960), (4, 10653980), (5, 8523184), (8, 5326990), (10, 4261592), (16, 2663495), (20, 2130796), (40, 1065398), (80, 532699), (191, 223120), (382, 111560), (764, 55780), (955, 44624), (1528, 27890), (1910, 22312), (2789, 15280), (3056, 13945), (3820, 11156), (5578, 7640)]