120820640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24359}}^1$

素因数の和:24405

約数の個数: 48

約数和(自身を含む): 294658560

約数和(自身を除く): 173837920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 24359, 48718, 97436, 121795, 194872, 243590, 389744, 487180, 755129, 779488, 974360, 1510258, 1948720, 3020516, 3775645, 3897440, 6041032, 7551290, 12082064, 15102580, 24164128, 30205160, 60410320, 120820640]

約数ペア:

[(1, 120820640), (2, 60410320), (4, 30205160), (5, 24164128), (8, 15102580), (10, 12082064), (16, 7551290), (20, 6041032), (31, 3897440), (32, 3775645), (40, 3020516), (62, 1948720), (80, 1510258), (124, 974360), (155, 779488), (160, 755129), (248, 487180), (310, 389744), (496, 243590), (620, 194872), (992, 121795), (1240, 97436), (2480, 48718), (4960, 24359)]