1213760120

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{268531}}^1$

素因数の和:268655

約数の個数: 32

約数和(自身を含む): 2755138320

約数和(自身を除く): 1541378200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 268531, 537062, 1074124, 1342655, 2148248, 2685310, 5370620, 10741240, 30344003, 60688006, 121376012, 151720015, 242752024, 303440030, 606880060, 1213760120]

約数ペア:

[(1, 1213760120), (2, 606880060), (4, 303440030), (5, 242752024), (8, 151720015), (10, 121376012), (20, 60688006), (40, 30344003), (113, 10741240), (226, 5370620), (452, 2685310), (565, 2148248), (904, 1342655), (1130, 1074124), (2260, 537062), (4520, 268531)]