9950320

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2113

約数の個数: 40

約数和(自身を含む): 23525280

約数和(自身を除く): 13574960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2039, 2440, 4078, 4880, 8156, 10195, 16312, 20390, 32624, 40780, 81560, 124379, 163120, 248758, 497516, 621895, 995032, 1243790, 1990064, 2487580, 4975160, 9950320]

約数ペア:

[(1, 9950320), (2, 4975160), (4, 2487580), (5, 1990064), (8, 1243790), (10, 995032), (16, 621895), (20, 497516), (40, 248758), (61, 163120), (80, 124379), (122, 81560), (244, 40780), (305, 32624), (488, 20390), (610, 16312), (976, 10195), (1220, 8156), (2039, 4880), (2440, 4078)]