2013291420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{684793}}^1$

素因数の和:684819

約数の個数: 72

約数和(自身を含む): 6557587344

約数和(自身を除く): 4544295924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 684793, 1369586, 2054379, 2739172, 3423965, 4108758, 4793551, 6847930, 8217516, 9587102, 10271895, 13695860, 14380653, 19174204, 20543790, 23967755, 28761306, 33554857, 41087580, 47935510, 57522612, 67109714, 71903265, 95871020, 100664571, 134219428, 143806530, 167774285, 201329142, 287613060, 335548570, 402658284, 503322855, 671097140, 1006645710, 2013291420]

約数ペア:

[(1, 2013291420), (2, 1006645710), (3, 671097140), (4, 503322855), (5, 402658284), (6, 335548570), (7, 287613060), (10, 201329142), (12, 167774285), (14, 143806530), (15, 134219428), (20, 100664571), (21, 95871020), (28, 71903265), (30, 67109714), (35, 57522612), (42, 47935510), (49, 41087580), (60, 33554857), (70, 28761306), (84, 23967755), (98, 20543790), (105, 19174204), (140, 14380653), (147, 13695860), (196, 10271895), (210, 9587102), (245, 8217516), (294, 6847930), (420, 4793551), (490, 4108758), (588, 3423965), (735, 2739172), (980, 2054379), (1470, 1369586), (2940, 684793)]