1230322420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{32531}}^1$

素因数の和:32632

約数の個数: 48

約数和(自身を含む): 2710826496

約数和(自身を除く): 1480504076

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 3782, 7564, 9455, 18910, 32531, 37820, 65062, 130124, 162655, 325310, 650620, 1008461, 1984391, 2016922, 3968782, 4033844, 5042305, 7937564, 9921955, 10084610, 19843910, 20169220, 39687820, 61516121, 123032242, 246064484, 307580605, 615161210, 1230322420]

約数ペア:

[(1, 1230322420), (2, 615161210), (4, 307580605), (5, 246064484), (10, 123032242), (20, 61516121), (31, 39687820), (61, 20169220), (62, 19843910), (122, 10084610), (124, 9921955), (155, 7937564), (244, 5042305), (305, 4033844), (310, 3968782), (610, 2016922), (620, 1984391), (1220, 1008461), (1891, 650620), (3782, 325310), (7564, 162655), (9455, 130124), (18910, 65062), (32531, 37820)]