946140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 2855328

約数和(自身を除く): 1909188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1213, 2426, 3639, 4852, 6065, 7278, 12130, 14556, 15769, 18195, 24260, 31538, 36390, 47307, 63076, 72780, 78845, 94614, 157690, 189228, 236535, 315380, 473070, 946140]

約数ペア:

[(1, 946140), (2, 473070), (3, 315380), (4, 236535), (5, 189228), (6, 157690), (10, 94614), (12, 78845), (13, 72780), (15, 63076), (20, 47307), (26, 36390), (30, 31538), (39, 24260), (52, 18195), (60, 15769), (65, 14556), (78, 12130), (130, 7278), (156, 6065), (195, 4852), (260, 3639), (390, 2426), (780, 1213)]