304927390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{12251}}^1$

素因数の和:12408

約数の個数: 32

約数和(自身を含む): 582215040

約数和(自身を除く): 277287650

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 190, 262, 655, 1310, 2489, 4978, 12251, 12445, 24502, 24890, 61255, 122510, 232769, 465538, 1163845, 1604881, 2327690, 3209762, 8024405, 16048810, 30492739, 60985478, 152463695, 304927390]

約数ペア:

[(1, 304927390), (2, 152463695), (5, 60985478), (10, 30492739), (19, 16048810), (38, 8024405), (95, 3209762), (131, 2327690), (190, 1604881), (262, 1163845), (655, 465538), (1310, 232769), (2489, 122510), (4978, 61255), (12251, 24890), (12445, 24502)]