319014940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1\times {\mathrm{1109}}^1$

素因数の和:1894

約数の個数: 48

約数和(自身を含む): 706759200

約数和(自身を除く): 387744260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 757, 1109, 1514, 2218, 3028, 3785, 4436, 5545, 7570, 11090, 14383, 15140, 21071, 22180, 28766, 42142, 57532, 71915, 84284, 105355, 143830, 210710, 287660, 421420, 839513, 1679026, 3358052, 4197565, 8395130, 15950747, 16790260, 31901494, 63802988, 79753735, 159507470, 319014940]

約数ペア:

[(1, 319014940), (2, 159507470), (4, 79753735), (5, 63802988), (10, 31901494), (19, 16790260), (20, 15950747), (38, 8395130), (76, 4197565), (95, 3358052), (190, 1679026), (380, 839513), (757, 421420), (1109, 287660), (1514, 210710), (2218, 143830), (3028, 105355), (3785, 84284), (4436, 71915), (5545, 57532), (7570, 42142), (11090, 28766), (14383, 22180), (15140, 21071)]