39343340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 90084960

約数和(自身を除く): 50741620

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 89, 92, 115, 124, 155, 178, 230, 310, 356, 445, 460, 620, 713, 890, 961, 1426, 1780, 1922, 2047, 2759, 2852, 3565, 3844, 4094, 4805, 5518, 7130, 8188, 9610, 10235, 11036, 13795, 14260, 19220, 20470, 22103, 27590, 40940, 44206, 55180, 63457, 85529, 88412, 110515, 126914, 171058, 221030, 253828, 317285, 342116, 427645, 442060, 634570, 855290, 1269140, 1710580, 1967167, 3934334, 7868668, 9835835, 19671670, 39343340]

約数ペア:

[(1, 39343340), (2, 19671670), (4, 9835835), (5, 7868668), (10, 3934334), (20, 1967167), (23, 1710580), (31, 1269140), (46, 855290), (62, 634570), (89, 442060), (92, 427645), (115, 342116), (124, 317285), (155, 253828), (178, 221030), (230, 171058), (310, 126914), (356, 110515), (445, 88412), (460, 85529), (620, 63457), (713, 55180), (890, 44206), (961, 40940), (1426, 27590), (1780, 22103), (1922, 20470), (2047, 19220), (2759, 14260), (2852, 13795), (3565, 11036), (3844, 10235), (4094, 9610), (4805, 8188), (5518, 7130)]