540438470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19891}}^1$

素因数の和:19941

約数の個数: 64

約数和(自身を含む): 1203068160

約数和(自身を除く): 662629690

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 418, 494, 715, 1045, 1235, 1430, 2090, 2470, 2717, 5434, 13585, 19891, 27170, 39782, 99455, 198910, 218801, 258583, 377929, 437602, 517166, 755858, 1094005, 1292915, 1889645, 2188010, 2585830, 2844413, 3779290, 4157219, 4913077, 5688826, 8314438, 9826154, 14222065, 20786095, 24565385, 28444130, 41572190, 49130770, 54043847, 108087694, 270219235, 540438470]

約数ペア:

[(1, 540438470), (2, 270219235), (5, 108087694), (10, 54043847), (11, 49130770), (13, 41572190), (19, 28444130), (22, 24565385), (26, 20786095), (38, 14222065), (55, 9826154), (65, 8314438), (95, 5688826), (110, 4913077), (130, 4157219), (143, 3779290), (190, 2844413), (209, 2585830), (247, 2188010), (286, 1889645), (418, 1292915), (494, 1094005), (715, 755858), (1045, 517166), (1235, 437602), (1430, 377929), (2090, 258583), (2470, 218801), (2717, 198910), (5434, 99455), (13585, 39782), (19891, 27170)]