378702920

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{30839}}^1$

素因数の和:31157

約数の個数: 32

約数和(自身を含む): 854884800

約数和(自身を除く): 476181880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280, 30839, 61678, 123356, 154195, 246712, 308390, 616780, 1233560, 9467573, 18935146, 37870292, 47337865, 75740584, 94675730, 189351460, 378702920]

約数ペア:

[(1, 378702920), (2, 189351460), (4, 94675730), (5, 75740584), (8, 47337865), (10, 37870292), (20, 18935146), (40, 9467573), (307, 1233560), (614, 616780), (1228, 308390), (1535, 246712), (2456, 154195), (3070, 123356), (6140, 61678), (12280, 30839)]