12841790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{571}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 25081056

約数和(自身を除く): 12239266

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 571, 865, 1142, 1730, 2249, 2855, 4498, 5710, 7423, 11245, 14846, 22490, 37115, 74230, 98783, 197566, 493915, 987830, 1284179, 2568358, 6420895, 12841790]

約数ペア:

[(1, 12841790), (2, 6420895), (5, 2568358), (10, 1284179), (13, 987830), (26, 493915), (65, 197566), (130, 98783), (173, 74230), (346, 37115), (571, 22490), (865, 14846), (1142, 11245), (1730, 7423), (2249, 5710), (2855, 4498)]