2019468603620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72617}}^1\times {\mathrm{106961}}^1$

素因数の和:179600

約数の個数: 48

約数和(自身を含む): 4567211511408

約数和(自身を除く): 2547742907788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 72617, 106961, 145234, 213922, 290468, 363085, 427844, 534805, 726170, 944021, 1069610, 1390493, 1452340, 1888042, 2139220, 2780986, 3776084, 4720105, 5561972, 6952465, 9440210, 13904930, 18880420, 27809860, 7767186937, 15534373874, 31068747748, 38835934685, 77671869370, 100973430181, 155343738740, 201946860362, 403893720724, 504867150905, 1009734301810, 2019468603620]

約数ペア:

[(1, 2019468603620), (2, 1009734301810), (4, 504867150905), (5, 403893720724), (10, 201946860362), (13, 155343738740), (20, 100973430181), (26, 77671869370), (52, 38835934685), (65, 31068747748), (130, 15534373874), (260, 7767186937), (72617, 27809860), (106961, 18880420), (145234, 13904930), (213922, 9440210), (290468, 6952465), (363085, 5561972), (427844, 4720105), (534805, 3776084), (726170, 2780986), (944021, 2139220), (1069610, 1888042), (1390493, 1452340)]