1004055980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{20857}}^1$

素因数の和:20978

約数の個数: 48

約数和(自身を含む): 2207610720

約数和(自身を除く): 1203554740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 83, 116, 145, 166, 290, 332, 415, 580, 830, 1660, 2407, 4814, 9628, 12035, 20857, 24070, 41714, 48140, 83428, 104285, 208570, 417140, 604853, 1209706, 1731131, 2419412, 3024265, 3462262, 6048530, 6924524, 8655655, 12097060, 17311310, 34622620, 50202799, 100405598, 200811196, 251013995, 502027990, 1004055980]

約数ペア:

[(1, 1004055980), (2, 502027990), (4, 251013995), (5, 200811196), (10, 100405598), (20, 50202799), (29, 34622620), (58, 17311310), (83, 12097060), (116, 8655655), (145, 6924524), (166, 6048530), (290, 3462262), (332, 3024265), (415, 2419412), (580, 1731131), (830, 1209706), (1660, 604853), (2407, 417140), (4814, 208570), (9628, 104285), (12035, 83428), (20857, 48140), (24070, 41714)]