1963780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 5164992

約数和(自身を除く): 3201212

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 83, 91, 130, 140, 166, 169, 182, 260, 332, 338, 364, 415, 455, 581, 676, 830, 845, 910, 1079, 1162, 1183, 1660, 1690, 1820, 2158, 2324, 2366, 2905, 3380, 4316, 4732, 5395, 5810, 5915, 7553, 10790, 11620, 11830, 14027, 15106, 21580, 23660, 28054, 30212, 37765, 56108, 70135, 75530, 98189, 140270, 151060, 196378, 280540, 392756, 490945, 981890, 1963780]

約数ペア:

[(1, 1963780), (2, 981890), (4, 490945), (5, 392756), (7, 280540), (10, 196378), (13, 151060), (14, 140270), (20, 98189), (26, 75530), (28, 70135), (35, 56108), (52, 37765), (65, 30212), (70, 28054), (83, 23660), (91, 21580), (130, 15106), (140, 14027), (166, 11830), (169, 11620), (182, 10790), (260, 7553), (332, 5915), (338, 5810), (364, 5395), (415, 4732), (455, 4316), (581, 3380), (676, 2905), (830, 2366), (845, 2324), (910, 2158), (1079, 1820), (1162, 1690), (1183, 1660)]