2028403450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{26813}}^1$

素因数の和:26931

約数の個数: 48

約数和(自身を含む): 4039797240

約数和(自身を除く): 2011393790

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 89, 170, 178, 425, 445, 850, 890, 1513, 2225, 3026, 4450, 7565, 15130, 26813, 37825, 53626, 75650, 134065, 268130, 455821, 670325, 911642, 1340650, 2279105, 2386357, 4558210, 4772714, 11395525, 11931785, 22791050, 23863570, 40568069, 59658925, 81136138, 119317850, 202840345, 405680690, 1014201725, 2028403450]

約数ペア:

[(1, 2028403450), (2, 1014201725), (5, 405680690), (10, 202840345), (17, 119317850), (25, 81136138), (34, 59658925), (50, 40568069), (85, 23863570), (89, 22791050), (170, 11931785), (178, 11395525), (425, 4772714), (445, 4558210), (850, 2386357), (890, 2279105), (1513, 1340650), (2225, 911642), (3026, 670325), (4450, 455821), (7565, 268130), (15130, 134065), (26813, 75650), (37825, 53626)]