30340856

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 71124480

約数和(自身を除く): 40783624

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 91, 104, 142, 182, 284, 364, 497, 568, 587, 728, 923, 994, 1174, 1846, 1988, 2348, 3692, 3976, 4109, 4696, 6461, 7384, 7631, 8218, 12922, 15262, 16436, 25844, 30524, 32872, 41677, 51688, 53417, 61048, 83354, 106834, 166708, 213668, 291739, 333416, 427336, 541801, 583478, 1083602, 1166956, 2167204, 2333912, 3792607, 4334408, 7585214, 15170428, 30340856]

約数ペア:

[(1, 30340856), (2, 15170428), (4, 7585214), (7, 4334408), (8, 3792607), (13, 2333912), (14, 2167204), (26, 1166956), (28, 1083602), (52, 583478), (56, 541801), (71, 427336), (91, 333416), (104, 291739), (142, 213668), (182, 166708), (284, 106834), (364, 83354), (497, 61048), (568, 53417), (587, 51688), (728, 41677), (923, 32872), (994, 30524), (1174, 25844), (1846, 16436), (1988, 15262), (2348, 12922), (3692, 8218), (3976, 7631), (4109, 7384), (4696, 6461)]