9952240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4013}}^1$

素因数の和:4057

約数の個数: 40

約数和(自身を含む): 23891328

約数和(自身を除く): 13939088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 4013, 8026, 16052, 20065, 32104, 40130, 64208, 80260, 124403, 160520, 248806, 321040, 497612, 622015, 995224, 1244030, 1990448, 2488060, 4976120, 9952240]

約数ペア:

[(1, 9952240), (2, 4976120), (4, 2488060), (5, 1990448), (8, 1244030), (10, 995224), (16, 622015), (20, 497612), (31, 321040), (40, 248806), (62, 160520), (80, 124403), (124, 80260), (155, 64208), (248, 40130), (310, 32104), (496, 20065), (620, 16052), (1240, 8026), (2480, 4013)]