19413800

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{283}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 52824000

約数和(自身を除く): 33410200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 283, 343, 350, 392, 490, 566, 686, 700, 980, 1132, 1225, 1372, 1400, 1415, 1715, 1960, 1981, 2264, 2450, 2744, 2830, 3430, 3962, 4900, 5660, 6860, 7075, 7924, 8575, 9800, 9905, 11320, 13720, 13867, 14150, 15848, 17150, 19810, 27734, 28300, 34300, 39620, 49525, 55468, 56600, 68600, 69335, 79240, 97069, 99050, 110936, 138670, 194138, 198100, 277340, 346675, 388276, 396200, 485345, 554680, 693350, 776552, 970690, 1386700, 1941380, 2426725, 2773400, 3882760, 4853450, 9706900, 19413800]

約数ペア:

[(1, 19413800), (2, 9706900), (4, 4853450), (5, 3882760), (7, 2773400), (8, 2426725), (10, 1941380), (14, 1386700), (20, 970690), (25, 776552), (28, 693350), (35, 554680), (40, 485345), (49, 396200), (50, 388276), (56, 346675), (70, 277340), (98, 198100), (100, 194138), (140, 138670), (175, 110936), (196, 99050), (200, 97069), (245, 79240), (280, 69335), (283, 68600), (343, 56600), (350, 55468), (392, 49525), (490, 39620), (566, 34300), (686, 28300), (700, 27734), (980, 19810), (1132, 17150), (1225, 15848), (1372, 14150), (1400, 13867), (1415, 13720), (1715, 11320), (1960, 9905), (1981, 9800), (2264, 8575), (2450, 7924), (2744, 7075), (2830, 6860), (3430, 5660), (3962, 4900)]