12752767431340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{42642839}}^1$

素因数の和:42643654

約数の個数: 48

約数和(自身を含む): 28226148652800

約数和(自身を除く): 15473381221460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 787, 1574, 3148, 3935, 7870, 14953, 15740, 29906, 59812, 74765, 149530, 299060, 42642839, 85285678, 170571356, 213214195, 426428390, 810213941, 852856780, 1620427882, 3240855764, 4051069705, 8102139410, 16204278820, 33559914293, 67119828586, 134239657172, 167799571465, 335599142930, 637638371567, 671198285860, 1275276743134, 2550553486268, 3188191857835, 6376383715670, 12752767431340]

約数ペア:

[(1, 12752767431340), (2, 6376383715670), (4, 3188191857835), (5, 2550553486268), (10, 1275276743134), (19, 671198285860), (20, 637638371567), (38, 335599142930), (76, 167799571465), (95, 134239657172), (190, 67119828586), (380, 33559914293), (787, 16204278820), (1574, 8102139410), (3148, 4051069705), (3935, 3240855764), (7870, 1620427882), (14953, 852856780), (15740, 810213941), (29906, 426428390), (59812, 213214195), (74765, 170571356), (149530, 85285678), (299060, 42642839)]