72642740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2357}}^1$

素因数の和:2456

約数の個数: 48

約数和(自身を含む): 161626752

約数和(自身を除く): 88984012

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 115, 134, 230, 268, 335, 460, 670, 1340, 1541, 2357, 3082, 4714, 6164, 7705, 9428, 11785, 15410, 23570, 30820, 47140, 54211, 108422, 157919, 216844, 271055, 315838, 542110, 631676, 789595, 1084220, 1579190, 3158380, 3632137, 7264274, 14528548, 18160685, 36321370, 72642740]

約数ペア:

[(1, 72642740), (2, 36321370), (4, 18160685), (5, 14528548), (10, 7264274), (20, 3632137), (23, 3158380), (46, 1579190), (67, 1084220), (92, 789595), (115, 631676), (134, 542110), (230, 315838), (268, 271055), (335, 216844), (460, 157919), (670, 108422), (1340, 54211), (1541, 47140), (2357, 30820), (3082, 23570), (4714, 15410), (6164, 11785), (7705, 9428)]