23612420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 53787888

約数和(自身を除く): 30175468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 461, 788, 922, 985, 1844, 1970, 2305, 2561, 3940, 4610, 5122, 5993, 9220, 10244, 11986, 12805, 23972, 25610, 29965, 51220, 59930, 90817, 119860, 181634, 363268, 454085, 908170, 1180621, 1816340, 2361242, 4722484, 5903105, 11806210, 23612420]

約数ペア:

[(1, 23612420), (2, 11806210), (4, 5903105), (5, 4722484), (10, 2361242), (13, 1816340), (20, 1180621), (26, 908170), (52, 454085), (65, 363268), (130, 181634), (197, 119860), (260, 90817), (394, 59930), (461, 51220), (788, 29965), (922, 25610), (985, 23972), (1844, 12805), (1970, 11986), (2305, 10244), (2561, 9220), (3940, 5993), (4610, 5122)]