42447280

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3067}}^1$

素因数の和:3253

約数の個数: 40

約数和(自身を含む): 99292752

約数和(自身を除く): 56845472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 3067, 3460, 6134, 6920, 12268, 13840, 15335, 24536, 30670, 49072, 61340, 122680, 245360, 530591, 1061182, 2122364, 2652955, 4244728, 5305910, 8489456, 10611820, 21223640, 42447280]

約数ペア:

[(1, 42447280), (2, 21223640), (4, 10611820), (5, 8489456), (8, 5305910), (10, 4244728), (16, 2652955), (20, 2122364), (40, 1061182), (80, 530591), (173, 245360), (346, 122680), (692, 61340), (865, 49072), (1384, 30670), (1730, 24536), (2768, 15335), (3067, 13840), (3460, 12268), (6134, 6920)]