2107430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 48

約数和(自身を含む): 4348080

約数和(自身を除く): 2240650

約数列:

[1, 2, 5, 10, 13, 26, 29, 43, 58, 65, 86, 130, 145, 169, 215, 290, 338, 377, 430, 559, 754, 845, 1118, 1247, 1690, 1885, 2494, 2795, 3770, 4901, 5590, 6235, 7267, 9802, 12470, 14534, 16211, 24505, 32422, 36335, 49010, 72670, 81055, 162110, 210743, 421486, 1053715, 2107430]

約数ペア:

[(1, 2107430), (2, 1053715), (5, 421486), (10, 210743), (13, 162110), (26, 81055), (29, 72670), (43, 49010), (58, 36335), (65, 32422), (86, 24505), (130, 16211), (145, 14534), (169, 12470), (215, 9802), (290, 7267), (338, 6235), (377, 5590), (430, 4901), (559, 3770), (754, 2795), (845, 2494), (1118, 1885), (1247, 1690)]