23620420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1019}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 53121600

約数和(自身を除く): 29501180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1019, 1159, 1220, 2038, 2318, 4076, 4636, 5095, 5795, 10190, 11590, 19361, 20380, 23180, 38722, 62159, 77444, 96805, 124318, 193610, 248636, 310795, 387220, 621590, 1181021, 1243180, 2362042, 4724084, 5905105, 11810210, 23620420]

約数ペア:

[(1, 23620420), (2, 11810210), (4, 5905105), (5, 4724084), (10, 2362042), (19, 1243180), (20, 1181021), (38, 621590), (61, 387220), (76, 310795), (95, 248636), (122, 193610), (190, 124318), (244, 96805), (305, 77444), (380, 62159), (610, 38722), (1019, 23180), (1159, 20380), (1220, 19361), (2038, 11590), (2318, 10190), (4076, 5795), (4636, 5095)]