285828140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{64667}}^1$

素因数の和:64706

約数の個数: 48

約数和(自身を含む): 684446112

約数和(自身を除く): 398617972

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 64667, 129334, 258668, 323335, 646670, 840671, 1099339, 1293340, 1681342, 2198678, 3362684, 4203355, 4397356, 5496695, 8406710, 10993390, 14291407, 16813420, 21986780, 28582814, 57165628, 71457035, 142914070, 285828140]

約数ペア:

[(1, 285828140), (2, 142914070), (4, 71457035), (5, 57165628), (10, 28582814), (13, 21986780), (17, 16813420), (20, 14291407), (26, 10993390), (34, 8406710), (52, 5496695), (65, 4397356), (68, 4203355), (85, 3362684), (130, 2198678), (170, 1681342), (221, 1293340), (260, 1099339), (340, 840671), (442, 646670), (884, 323335), (1105, 258668), (2210, 129334), (4420, 64667)]