224687380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{8839}}^1$

素因数の和:8920

約数の個数: 48

約数和(自身を含む): 499000320

約数和(自身を除く): 274312940

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 6355, 8839, 12710, 17678, 25420, 35356, 44195, 88390, 176780, 274009, 362399, 548018, 724798, 1096036, 1370045, 1449596, 1811995, 2740090, 3623990, 5480180, 7247980, 11234369, 22468738, 44937476, 56171845, 112343690, 224687380]

約数ペア:

[(1, 224687380), (2, 112343690), (4, 56171845), (5, 44937476), (10, 22468738), (20, 11234369), (31, 7247980), (41, 5480180), (62, 3623990), (82, 2740090), (124, 1811995), (155, 1449596), (164, 1370045), (205, 1096036), (310, 724798), (410, 548018), (620, 362399), (820, 274009), (1271, 176780), (2542, 88390), (5084, 44195), (6355, 35356), (8839, 25420), (12710, 17678)]