8376140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 18627840

約数和(自身を除く): 10251700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 131, 139, 230, 262, 278, 460, 524, 556, 655, 695, 1310, 1390, 2620, 2780, 3013, 3197, 6026, 6394, 12052, 12788, 15065, 15985, 18209, 30130, 31970, 36418, 60260, 63940, 72836, 91045, 182090, 364180, 418807, 837614, 1675228, 2094035, 4188070, 8376140]

約数ペア:

[(1, 8376140), (2, 4188070), (4, 2094035), (5, 1675228), (10, 837614), (20, 418807), (23, 364180), (46, 182090), (92, 91045), (115, 72836), (131, 63940), (139, 60260), (230, 36418), (262, 31970), (278, 30130), (460, 18209), (524, 15985), (556, 15065), (655, 12788), (695, 12052), (1310, 6394), (1390, 6026), (2620, 3197), (2780, 3013)]