8536780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 21603456

約数和(自身を除く): 13066676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 281, 310, 434, 490, 562, 620, 868, 980, 1085, 1124, 1405, 1519, 1967, 2170, 2810, 3038, 3934, 4340, 5620, 6076, 7595, 7868, 8711, 9835, 13769, 15190, 17422, 19670, 27538, 30380, 34844, 39340, 43555, 55076, 60977, 68845, 87110, 121954, 137690, 174220, 243908, 275380, 304885, 426839, 609770, 853678, 1219540, 1707356, 2134195, 4268390, 8536780]

約数ペア:

[(1, 8536780), (2, 4268390), (4, 2134195), (5, 1707356), (7, 1219540), (10, 853678), (14, 609770), (20, 426839), (28, 304885), (31, 275380), (35, 243908), (49, 174220), (62, 137690), (70, 121954), (98, 87110), (124, 68845), (140, 60977), (155, 55076), (196, 43555), (217, 39340), (245, 34844), (281, 30380), (310, 27538), (434, 19670), (490, 17422), (562, 15190), (620, 13769), (868, 9835), (980, 8711), (1085, 7868), (1124, 7595), (1405, 6076), (1519, 5620), (1967, 4340), (2170, 3934), (2810, 3038)]