2140840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 5443200

約数和(自身を除く): 3302360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 179, 184, 230, 260, 299, 358, 460, 520, 598, 716, 895, 920, 1196, 1432, 1495, 1790, 2327, 2392, 2990, 3580, 4117, 4654, 5980, 7160, 8234, 9308, 11635, 11960, 16468, 18616, 20585, 23270, 32936, 41170, 46540, 53521, 82340, 93080, 107042, 164680, 214084, 267605, 428168, 535210, 1070420, 2140840]

約数ペア:

[(1, 2140840), (2, 1070420), (4, 535210), (5, 428168), (8, 267605), (10, 214084), (13, 164680), (20, 107042), (23, 93080), (26, 82340), (40, 53521), (46, 46540), (52, 41170), (65, 32936), (92, 23270), (104, 20585), (115, 18616), (130, 16468), (179, 11960), (184, 11635), (230, 9308), (260, 8234), (299, 7160), (358, 5980), (460, 4654), (520, 4117), (598, 3580), (716, 2990), (895, 2392), (920, 2327), (1196, 1790), (1432, 1495)]