2195830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 5160960

約数和(自身を除く): 2965130

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 127, 130, 133, 182, 190, 247, 254, 266, 455, 494, 635, 665, 889, 910, 1235, 1270, 1330, 1651, 1729, 1778, 2413, 2470, 3302, 3458, 4445, 4826, 8255, 8645, 8890, 11557, 12065, 16510, 16891, 17290, 23114, 24130, 31369, 33782, 57785, 62738, 84455, 115570, 156845, 168910, 219583, 313690, 439166, 1097915, 2195830]

約数ペア:

[(1, 2195830), (2, 1097915), (5, 439166), (7, 313690), (10, 219583), (13, 168910), (14, 156845), (19, 115570), (26, 84455), (35, 62738), (38, 57785), (65, 33782), (70, 31369), (91, 24130), (95, 23114), (127, 17290), (130, 16891), (133, 16510), (182, 12065), (190, 11557), (247, 8890), (254, 8645), (266, 8255), (455, 4826), (494, 4445), (635, 3458), (665, 3302), (889, 2470), (910, 2413), (1235, 1778), (1270, 1729), (1330, 1651)]