30649840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2267}}^1$

素因数の和:2306

約数の個数: 60

約数和(自身を含む): 77198184

約数和(自身を除く): 46548344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2267, 2704, 3380, 4534, 6760, 9068, 11335, 13520, 18136, 22670, 29471, 36272, 45340, 58942, 90680, 117884, 147355, 181360, 235768, 294710, 383123, 471536, 589420, 766246, 1178840, 1532492, 1915615, 2357680, 3064984, 3831230, 6129968, 7662460, 15324920, 30649840]

約数ペア:

[(1, 30649840), (2, 15324920), (4, 7662460), (5, 6129968), (8, 3831230), (10, 3064984), (13, 2357680), (16, 1915615), (20, 1532492), (26, 1178840), (40, 766246), (52, 589420), (65, 471536), (80, 383123), (104, 294710), (130, 235768), (169, 181360), (208, 147355), (260, 117884), (338, 90680), (520, 58942), (676, 45340), (845, 36272), (1040, 29471), (1352, 22670), (1690, 18136), (2267, 13520), (2704, 11335), (3380, 9068), (4534, 6760)]