20215499510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1117}}^1\times {\mathrm{3671}}^1$

素因数の和:4841

約数の個数: 64

約数和(自身を含む): 39903477120

約数和(自身を除く): 19687977610

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 1117, 2234, 2465, 3671, 4930, 5585, 7342, 11170, 18355, 18989, 32393, 36710, 37978, 62407, 64786, 94945, 106459, 124814, 161965, 189890, 212918, 312035, 323930, 532295, 550681, 624070, 1064590, 1101362, 1809803, 2753405, 3619606, 4100507, 5506810, 8201014, 9049015, 18098030, 20502535, 41005070, 69708619, 118914703, 139417238, 237829406, 348543095, 594573515, 697086190, 1189147030, 2021549951, 4043099902, 10107749755, 20215499510]

約数ペア:

[(1, 20215499510), (2, 10107749755), (5, 4043099902), (10, 2021549951), (17, 1189147030), (29, 697086190), (34, 594573515), (58, 348543095), (85, 237829406), (145, 139417238), (170, 118914703), (290, 69708619), (493, 41005070), (986, 20502535), (1117, 18098030), (2234, 9049015), (2465, 8201014), (3671, 5506810), (4930, 4100507), (5585, 3619606), (7342, 2753405), (11170, 1809803), (18355, 1101362), (18989, 1064590), (32393, 624070), (36710, 550681), (37978, 532295), (62407, 323930), (64786, 312035), (94945, 212918), (106459, 189890), (124814, 161965)]