27880904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 58329600

約数和(自身を除く): 30448696

約数列:

[1, 2, 4, 8, 19, 31, 38, 61, 62, 76, 97, 122, 124, 152, 194, 244, 248, 388, 488, 589, 776, 1159, 1178, 1843, 1891, 2318, 2356, 3007, 3686, 3782, 4636, 4712, 5917, 6014, 7372, 7564, 9272, 11834, 12028, 14744, 15128, 23668, 24056, 35929, 47336, 57133, 71858, 112423, 114266, 143716, 183427, 224846, 228532, 287432, 366854, 449692, 457064, 733708, 899384, 1467416, 3485113, 6970226, 13940452, 27880904]

約数ペア:

[(1, 27880904), (2, 13940452), (4, 6970226), (8, 3485113), (19, 1467416), (31, 899384), (38, 733708), (61, 457064), (62, 449692), (76, 366854), (97, 287432), (122, 228532), (124, 224846), (152, 183427), (194, 143716), (244, 114266), (248, 112423), (388, 71858), (488, 57133), (589, 47336), (776, 35929), (1159, 24056), (1178, 23668), (1843, 15128), (1891, 14744), (2318, 12028), (2356, 11834), (3007, 9272), (3686, 7564), (3782, 7372), (4636, 6014), (4712, 5917)]