55211020

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 119750400

約数和(自身を除く): 64539380

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 355, 590, 659, 710, 1180, 1318, 1420, 2636, 3295, 4189, 6590, 8378, 13180, 16756, 20945, 38881, 41890, 46789, 77762, 83780, 93578, 155524, 187156, 194405, 233945, 388810, 467890, 777620, 935780, 2760551, 5521102, 11042204, 13802755, 27605510, 55211020]

約数ペア:

[(1, 55211020), (2, 27605510), (4, 13802755), (5, 11042204), (10, 5521102), (20, 2760551), (59, 935780), (71, 777620), (118, 467890), (142, 388810), (236, 233945), (284, 194405), (295, 187156), (355, 155524), (590, 93578), (659, 83780), (710, 77762), (1180, 46789), (1318, 41890), (1420, 38881), (2636, 20945), (3295, 16756), (4189, 13180), (6590, 8378)]