2019937060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61471}}^1$

素因数の和:61564

約数の個数: 48

約数和(自身を含む): 4461391872

約数和(自身を除く): 2441454812

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 265, 310, 530, 620, 1060, 1643, 3286, 6572, 8215, 16430, 32860, 61471, 122942, 245884, 307355, 614710, 1229420, 1905601, 3257963, 3811202, 6515926, 7622404, 9528005, 13031852, 16289815, 19056010, 32579630, 38112020, 65159260, 100996853, 201993706, 403987412, 504984265, 1009968530, 2019937060]

約数ペア:

[(1, 2019937060), (2, 1009968530), (4, 504984265), (5, 403987412), (10, 201993706), (20, 100996853), (31, 65159260), (53, 38112020), (62, 32579630), (106, 19056010), (124, 16289815), (155, 13031852), (212, 9528005), (265, 7622404), (310, 6515926), (530, 3811202), (620, 3257963), (1060, 1905601), (1643, 1229420), (3286, 614710), (6572, 307355), (8215, 245884), (16430, 122942), (32860, 61471)]