34400920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12113}}^1$

素因数の和:12195

約数の個数: 32

約数和(自身を含む): 78498720

約数和(自身を除く): 44097800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 12113, 24226, 48452, 60565, 96904, 121130, 242260, 484520, 860023, 1720046, 3440092, 4300115, 6880184, 8600230, 17200460, 34400920]

約数ペア:

[(1, 34400920), (2, 17200460), (4, 8600230), (5, 6880184), (8, 4300115), (10, 3440092), (20, 1720046), (40, 860023), (71, 484520), (142, 242260), (284, 121130), (355, 96904), (568, 60565), (710, 48452), (1420, 24226), (2840, 12113)]