23388820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 61641216

約数和(自身を除く): 38252396

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 71, 91, 130, 140, 142, 181, 182, 260, 284, 355, 362, 364, 455, 497, 710, 724, 905, 910, 923, 994, 1267, 1420, 1810, 1820, 1846, 1988, 2353, 2485, 2534, 3620, 3692, 4615, 4706, 4970, 5068, 6335, 6461, 9230, 9412, 9940, 11765, 12670, 12851, 12922, 16471, 18460, 23530, 25340, 25702, 25844, 32305, 32942, 47060, 51404, 64255, 64610, 65884, 82355, 89957, 128510, 129220, 164710, 167063, 179914, 257020, 329420, 334126, 359828, 449785, 668252, 835315, 899570, 1169441, 1670630, 1799140, 2338882, 3341260, 4677764, 5847205, 11694410, 23388820]

約数ペア:

[(1, 23388820), (2, 11694410), (4, 5847205), (5, 4677764), (7, 3341260), (10, 2338882), (13, 1799140), (14, 1670630), (20, 1169441), (26, 899570), (28, 835315), (35, 668252), (52, 449785), (65, 359828), (70, 334126), (71, 329420), (91, 257020), (130, 179914), (140, 167063), (142, 164710), (181, 129220), (182, 128510), (260, 89957), (284, 82355), (355, 65884), (362, 64610), (364, 64255), (455, 51404), (497, 47060), (710, 32942), (724, 32305), (905, 25844), (910, 25702), (923, 25340), (994, 23530), (1267, 18460), (1420, 16471), (1810, 12922), (1820, 12851), (1846, 12670), (1988, 11765), (2353, 9940), (2485, 9412), (2534, 9230), (3620, 6461), (3692, 6335), (4615, 5068), (4706, 4970)]