39808960

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4013}}^1$

素因数の和:4061

約数の個数: 56

約数和(自身を含む): 97877376

約数和(自身を除く): 58068416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4013, 4960, 8026, 9920, 16052, 20065, 32104, 40130, 64208, 80260, 124403, 128416, 160520, 248806, 256832, 321040, 497612, 622015, 642080, 995224, 1244030, 1284160, 1990448, 2488060, 3980896, 4976120, 7961792, 9952240, 19904480, 39808960]

約数ペア:

[(1, 39808960), (2, 19904480), (4, 9952240), (5, 7961792), (8, 4976120), (10, 3980896), (16, 2488060), (20, 1990448), (31, 1284160), (32, 1244030), (40, 995224), (62, 642080), (64, 622015), (80, 497612), (124, 321040), (155, 256832), (160, 248806), (248, 160520), (310, 128416), (320, 124403), (496, 80260), (620, 64208), (992, 40130), (1240, 32104), (1984, 20065), (2480, 16052), (4013, 9920), (4960, 8026)]