40344070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 83026944

約数和(自身を除く): 42682874

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 103, 115, 130, 131, 206, 230, 262, 299, 515, 598, 655, 1030, 1310, 1339, 1495, 1703, 2369, 2678, 2990, 3013, 3406, 4738, 6026, 6695, 8515, 11845, 13390, 13493, 15065, 17030, 23690, 26986, 30130, 30797, 39169, 61594, 67465, 78338, 134930, 153985, 175409, 195845, 307970, 310339, 350818, 391690, 620678, 877045, 1551695, 1754090, 3103390, 4034407, 8068814, 20172035, 40344070]

約数ペア:

[(1, 40344070), (2, 20172035), (5, 8068814), (10, 4034407), (13, 3103390), (23, 1754090), (26, 1551695), (46, 877045), (65, 620678), (103, 391690), (115, 350818), (130, 310339), (131, 307970), (206, 195845), (230, 175409), (262, 153985), (299, 134930), (515, 78338), (598, 67465), (655, 61594), (1030, 39169), (1310, 30797), (1339, 30130), (1495, 26986), (1703, 23690), (2369, 17030), (2678, 15065), (2990, 13493), (3013, 13390), (3406, 11845), (4738, 8515), (6026, 6695)]