389014720

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{7027}}^1$

素因数の和:7217

約数の個数: 56

約数和(自身を含む): 931828464

約数和(自身を除く): 542813744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 692, 865, 1384, 1730, 2768, 3460, 5536, 6920, 7027, 11072, 13840, 14054, 27680, 28108, 35135, 55360, 56216, 70270, 112432, 140540, 224864, 281080, 449728, 562160, 1124320, 1215671, 2248640, 2431342, 4862684, 6078355, 9725368, 12156710, 19450736, 24313420, 38901472, 48626840, 77802944, 97253680, 194507360, 389014720]

約数ペア:

[(1, 389014720), (2, 194507360), (4, 97253680), (5, 77802944), (8, 48626840), (10, 38901472), (16, 24313420), (20, 19450736), (32, 12156710), (40, 9725368), (64, 6078355), (80, 4862684), (160, 2431342), (173, 2248640), (320, 1215671), (346, 1124320), (692, 562160), (865, 449728), (1384, 281080), (1730, 224864), (2768, 140540), (3460, 112432), (5536, 70270), (6920, 56216), (7027, 55360), (11072, 35135), (13840, 28108), (14054, 27680)]