13307908940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^2\times {\mathrm{1093}}^1$

素因数の和:1479

約数の個数: 72

約数和(自身を含む): 29609810160

約数和(自身を除く): 16301901220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 179, 190, 358, 380, 716, 895, 1093, 1790, 2186, 3401, 3580, 4372, 5465, 6802, 10930, 13604, 17005, 20767, 21860, 32041, 34010, 41534, 64082, 68020, 83068, 103835, 128164, 160205, 195647, 207670, 320410, 391294, 415340, 608779, 640820, 782588, 978235, 1217558, 1956470, 2435116, 3043895, 3717293, 3912940, 6087790, 7434586, 12175580, 14869172, 18586465, 35020813, 37172930, 70041626, 74345860, 140083252, 175104065, 350208130, 665395447, 700416260, 1330790894, 2661581788, 3326977235, 6653954470, 13307908940]

約数ペア:

[(1, 13307908940), (2, 6653954470), (4, 3326977235), (5, 2661581788), (10, 1330790894), (19, 700416260), (20, 665395447), (38, 350208130), (76, 175104065), (95, 140083252), (179, 74345860), (190, 70041626), (358, 37172930), (380, 35020813), (716, 18586465), (895, 14869172), (1093, 12175580), (1790, 7434586), (2186, 6087790), (3401, 3912940), (3580, 3717293), (4372, 3043895), (5465, 2435116), (6802, 1956470), (10930, 1217558), (13604, 978235), (17005, 782588), (20767, 640820), (21860, 608779), (32041, 415340), (34010, 391294), (41534, 320410), (64082, 207670), (68020, 195647), (83068, 160205), (103835, 128164)]