142780090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{1789}}^1$

素因数の和:2166

約数の個数: 32

約数和(自身を含む): 269101440

約数和(自身を除く): 126321350

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 347, 694, 1735, 1789, 3470, 3578, 7981, 8945, 15962, 17890, 39905, 41147, 79810, 82294, 205735, 411470, 620783, 1241566, 3103915, 6207830, 14278009, 28556018, 71390045, 142780090]

約数ペア:

[(1, 142780090), (2, 71390045), (5, 28556018), (10, 14278009), (23, 6207830), (46, 3103915), (115, 1241566), (230, 620783), (347, 411470), (694, 205735), (1735, 82294), (1789, 79810), (3470, 41147), (3578, 39905), (7981, 17890), (8945, 15962)]