71428340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5009}}^1$

素因数の和:5072

約数の個数: 48

約数和(自身を含む): 161602560

約数和(自身を除く): 90174220

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 5009, 7130, 10018, 14260, 20036, 25045, 50090, 100180, 115207, 155279, 230414, 310558, 460828, 576035, 621116, 776395, 1152070, 1552790, 2304140, 3105580, 3571417, 7142834, 14285668, 17857085, 35714170, 71428340]

約数ペア:

[(1, 71428340), (2, 35714170), (4, 17857085), (5, 14285668), (10, 7142834), (20, 3571417), (23, 3105580), (31, 2304140), (46, 1552790), (62, 1152070), (92, 776395), (115, 621116), (124, 576035), (155, 460828), (230, 310558), (310, 230414), (460, 155279), (620, 115207), (713, 100180), (1426, 50090), (2852, 25045), (3565, 20036), (5009, 14260), (7130, 10018)]