15690002380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{900689}}^1$

素因数の和:900778

約数の個数: 48

約数和(自身を含む): 36013188960

約数和(自身を除く): 20323186580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 8710, 17420, 900689, 1801378, 3602756, 4503445, 9006890, 11708957, 18013780, 23417914, 46835828, 58544785, 60346163, 117089570, 120692326, 234179140, 241384652, 301730815, 603461630, 784500119, 1206923260, 1569000238, 3138000476, 3922500595, 7845001190, 15690002380]

約数ペア:

[(1, 15690002380), (2, 7845001190), (4, 3922500595), (5, 3138000476), (10, 1569000238), (13, 1206923260), (20, 784500119), (26, 603461630), (52, 301730815), (65, 241384652), (67, 234179140), (130, 120692326), (134, 117089570), (260, 60346163), (268, 58544785), (335, 46835828), (670, 23417914), (871, 18013780), (1340, 11708957), (1742, 9006890), (3484, 4503445), (4355, 3602756), (8710, 1801378), (17420, 900689)]