1751144020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1\times {\mathrm{1321}}^1$

素因数の和:2248

約数の個数: 48

約数和(自身を含む): 3731212800

約数和(自身を除く): 1980068780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 839, 1321, 1580, 1678, 2642, 3356, 4195, 5284, 6605, 8390, 13210, 16780, 26420, 66281, 104359, 132562, 208718, 265124, 331405, 417436, 521795, 662810, 1043590, 1108319, 1325620, 2087180, 2216638, 4433276, 5541595, 11083190, 22166380, 87557201, 175114402, 350228804, 437786005, 875572010, 1751144020]

約数ペア:

[(1, 1751144020), (2, 875572010), (4, 437786005), (5, 350228804), (10, 175114402), (20, 87557201), (79, 22166380), (158, 11083190), (316, 5541595), (395, 4433276), (790, 2216638), (839, 2087180), (1321, 1325620), (1580, 1108319), (1678, 1043590), (2642, 662810), (3356, 521795), (4195, 417436), (5284, 331405), (6605, 265124), (8390, 208718), (13210, 132562), (16780, 104359), (26420, 66281)]