209306804590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1020959}}^1$

素因数の和:1021081

約数の個数: 64

約数和(自身を含む): 432233625600

約数和(自身を除く): 222926821010

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 83, 95, 130, 166, 190, 247, 415, 494, 830, 1079, 1235, 1577, 2158, 2470, 3154, 5395, 7885, 10790, 15770, 20501, 41002, 102505, 205010, 1020959, 2041918, 5104795, 10209590, 13272467, 19398221, 26544934, 38796442, 66362335, 84739597, 96991105, 132724670, 169479194, 193982210, 252176873, 423697985, 504353746, 847395970, 1101614761, 1260884365, 1610052343, 2203229522, 2521768730, 3220104686, 5508073805, 8050261715, 11016147610, 16100523430, 20930680459, 41861360918, 104653402295, 209306804590]

約数ペア:

[(1, 209306804590), (2, 104653402295), (5, 41861360918), (10, 20930680459), (13, 16100523430), (19, 11016147610), (26, 8050261715), (38, 5508073805), (65, 3220104686), (83, 2521768730), (95, 2203229522), (130, 1610052343), (166, 1260884365), (190, 1101614761), (247, 847395970), (415, 504353746), (494, 423697985), (830, 252176873), (1079, 193982210), (1235, 169479194), (1577, 132724670), (2158, 96991105), (2470, 84739597), (3154, 66362335), (5395, 38796442), (7885, 26544934), (10790, 19398221), (15770, 13272467), (20501, 10209590), (41002, 5104795), (102505, 2041918), (205010, 1020959)]