19301360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 49226016

約数和(自身を除く): 29924656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 260, 268, 277, 335, 520, 536, 554, 670, 871, 1040, 1072, 1108, 1340, 1385, 1742, 2216, 2680, 2770, 3484, 3601, 4355, 4432, 5360, 5540, 6968, 7202, 8710, 11080, 13936, 14404, 17420, 18005, 18559, 22160, 28808, 34840, 36010, 37118, 57616, 69680, 72020, 74236, 92795, 144040, 148472, 185590, 241267, 288080, 296944, 371180, 482534, 742360, 965068, 1206335, 1484720, 1930136, 2412670, 3860272, 4825340, 9650680, 19301360]

約数ペア:

[(1, 19301360), (2, 9650680), (4, 4825340), (5, 3860272), (8, 2412670), (10, 1930136), (13, 1484720), (16, 1206335), (20, 965068), (26, 742360), (40, 482534), (52, 371180), (65, 296944), (67, 288080), (80, 241267), (104, 185590), (130, 148472), (134, 144040), (208, 92795), (260, 74236), (268, 72020), (277, 69680), (335, 57616), (520, 37118), (536, 36010), (554, 34840), (670, 28808), (871, 22160), (1040, 18559), (1072, 18005), (1108, 17420), (1340, 14404), (1385, 13936), (1742, 11080), (2216, 8710), (2680, 7202), (2770, 6968), (3484, 5540), (3601, 5360), (4355, 4432)]