1520240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:657

約数の個数: 40

約数和(自身を含む): 3654528

約数和(自身を除く): 2134288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 613, 620, 1226, 1240, 2452, 2480, 3065, 4904, 6130, 9808, 12260, 19003, 24520, 38006, 49040, 76012, 95015, 152024, 190030, 304048, 380060, 760120, 1520240]

約数ペア:

[(1, 1520240), (2, 760120), (4, 380060), (5, 304048), (8, 190030), (10, 152024), (16, 95015), (20, 76012), (31, 49040), (40, 38006), (62, 24520), (80, 19003), (124, 12260), (155, 9808), (248, 6130), (310, 4904), (496, 3065), (613, 2480), (620, 2452), (1226, 1240)]