30774940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1067

約数の個数: 72

約数和(自身を含む): 77680512

約数和(自身を除く): 46905572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1013, 1085, 1519, 2026, 2170, 3038, 4052, 4340, 5065, 6076, 7091, 7595, 10130, 14182, 15190, 20260, 28364, 30380, 31403, 35455, 49637, 62806, 70910, 99274, 125612, 141820, 157015, 198548, 219821, 248185, 314030, 439642, 496370, 628060, 879284, 992740, 1099105, 1538747, 2198210, 3077494, 4396420, 6154988, 7693735, 15387470, 30774940]

約数ペア:

[(1, 30774940), (2, 15387470), (4, 7693735), (5, 6154988), (7, 4396420), (10, 3077494), (14, 2198210), (20, 1538747), (28, 1099105), (31, 992740), (35, 879284), (49, 628060), (62, 496370), (70, 439642), (98, 314030), (124, 248185), (140, 219821), (155, 198548), (196, 157015), (217, 141820), (245, 125612), (310, 99274), (434, 70910), (490, 62806), (620, 49637), (868, 35455), (980, 31403), (1013, 30380), (1085, 28364), (1519, 20260), (2026, 15190), (2170, 14182), (3038, 10130), (4052, 7595), (4340, 7091), (5065, 6076)]