15662426980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{146023}}^1$

素因数の和:146236

約数の個数: 48

約数和(自身を含む): 34148588544

約数和(自身を除く): 18486161564

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 173, 310, 346, 620, 692, 865, 1730, 3460, 5363, 10726, 21452, 26815, 53630, 107260, 146023, 292046, 584092, 730115, 1460230, 2920460, 4526713, 9053426, 18106852, 22633565, 25261979, 45267130, 50523958, 90534260, 101047916, 126309895, 252619790, 505239580, 783121349, 1566242698, 3132485396, 3915606745, 7831213490, 15662426980]

約数ペア:

[(1, 15662426980), (2, 7831213490), (4, 3915606745), (5, 3132485396), (10, 1566242698), (20, 783121349), (31, 505239580), (62, 252619790), (124, 126309895), (155, 101047916), (173, 90534260), (310, 50523958), (346, 45267130), (620, 25261979), (692, 22633565), (865, 18106852), (1730, 9053426), (3460, 4526713), (5363, 2920460), (10726, 1460230), (21452, 730115), (26815, 584092), (53630, 292046), (107260, 146023)]