12806380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 28788480

約数和(自身を除く): 15982100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 503, 670, 1006, 1273, 1340, 2012, 2515, 2546, 5030, 5092, 6365, 9557, 10060, 12730, 19114, 25460, 33701, 38228, 47785, 67402, 95570, 134804, 168505, 191140, 337010, 640319, 674020, 1280638, 2561276, 3201595, 6403190, 12806380]

約数ペア:

[(1, 12806380), (2, 6403190), (4, 3201595), (5, 2561276), (10, 1280638), (19, 674020), (20, 640319), (38, 337010), (67, 191140), (76, 168505), (95, 134804), (134, 95570), (190, 67402), (268, 47785), (335, 38228), (380, 33701), (503, 25460), (670, 19114), (1006, 12730), (1273, 10060), (1340, 9557), (2012, 6365), (2515, 5092), (2546, 5030)]