1269140

素因数分解:

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

素因数の和:152

約数の個数: 48

約数和(自身を含む): 2903040

約数和(自身を除く): 1633900

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, 1426, 1780, 2047, 2759, 2852, 3565, 4094, 5518, 7130, 8188, 10235, 11036, 13795, 14260, 20470, 27590, 40940, 55180, 63457, 126914, 253828, 317285, 634570, 1269140]

約数ペア:

[(1, 1269140), (2, 634570), (4, 317285), (5, 253828), (10, 126914), (20, 63457), (23, 55180), (31, 40940), (46, 27590), (62, 20470), (89, 14260), (92, 13795), (115, 11036), (124, 10235), (155, 8188), (178, 7130), (230, 5518), (310, 4094), (356, 3565), (445, 2852), (460, 2759), (620, 2047), (713, 1780), (890, 1426)]