647703460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1$

素因数の和:973

約数の個数: 96

約数和(自身を含む): 1494484992

約数和(自身を除く): 846781532

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 53, 62, 92, 106, 115, 124, 155, 212, 230, 265, 310, 460, 530, 620, 713, 857, 1060, 1219, 1426, 1643, 1714, 2438, 2852, 3286, 3428, 3565, 4285, 4876, 6095, 6572, 7130, 8215, 8570, 12190, 14260, 16430, 17140, 19711, 24380, 26567, 32860, 37789, 39422, 45421, 53134, 75578, 78844, 90842, 98555, 106268, 132835, 151156, 181684, 188945, 197110, 227105, 265670, 377890, 394220, 454210, 531340, 611041, 755780, 908420, 1044683, 1222082, 1408051, 2089366, 2444164, 2816102, 3055205, 4178732, 5223415, 5632204, 6110410, 7040255, 10446830, 12220820, 14080510, 20893660, 28161020, 32385173, 64770346, 129540692, 161925865, 323851730, 647703460]

約数ペア:

[(1, 647703460), (2, 323851730), (4, 161925865), (5, 129540692), (10, 64770346), (20, 32385173), (23, 28161020), (31, 20893660), (46, 14080510), (53, 12220820), (62, 10446830), (92, 7040255), (106, 6110410), (115, 5632204), (124, 5223415), (155, 4178732), (212, 3055205), (230, 2816102), (265, 2444164), (310, 2089366), (460, 1408051), (530, 1222082), (620, 1044683), (713, 908420), (857, 755780), (1060, 611041), (1219, 531340), (1426, 454210), (1643, 394220), (1714, 377890), (2438, 265670), (2852, 227105), (3286, 197110), (3428, 188945), (3565, 181684), (4285, 151156), (4876, 132835), (6095, 106268), (6572, 98555), (7130, 90842), (8215, 78844), (8570, 75578), (12190, 53134), (14260, 45421), (16430, 39422), (17140, 37789), (19711, 32860), (24380, 26567)]