620252990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{2237}}^1$

素因数の和:2501

約数の個数: 64

約数和(自身を含む): 1357409664

約数和(自身を除く): 737156674

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 233, 238, 466, 595, 1165, 1190, 1631, 2237, 2330, 3262, 3961, 4474, 7922, 8155, 11185, 15659, 16310, 19805, 22370, 27727, 31318, 38029, 39610, 55454, 76058, 78295, 138635, 156590, 190145, 266203, 277270, 380290, 521221, 532406, 1042442, 1331015, 2606105, 2662030, 3648547, 5212210, 7297094, 8860757, 17721514, 18242735, 36485470, 44303785, 62025299, 88607570, 124050598, 310126495, 620252990]

約数ペア:

[(1, 620252990), (2, 310126495), (5, 124050598), (7, 88607570), (10, 62025299), (14, 44303785), (17, 36485470), (34, 18242735), (35, 17721514), (70, 8860757), (85, 7297094), (119, 5212210), (170, 3648547), (233, 2662030), (238, 2606105), (466, 1331015), (595, 1042442), (1165, 532406), (1190, 521221), (1631, 380290), (2237, 277270), (2330, 266203), (3262, 190145), (3961, 156590), (4474, 138635), (7922, 78295), (8155, 76058), (11185, 55454), (15659, 39610), (16310, 38029), (19805, 31318), (22370, 27727)]