12537980

素因数分解:

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

素因数の和:195

約数の個数: 72

約数和(自身を含む): 32800992

約数和(自身を除く): 20263012

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 83, 91, 130, 140, 166, 182, 260, 332, 364, 415, 455, 581, 830, 910, 1079, 1162, 1660, 1820, 2158, 2324, 2905, 4316, 5395, 5810, 6889, 7553, 10790, 11620, 13778, 15106, 21580, 27556, 30212, 34445, 37765, 48223, 68890, 75530, 89557, 96446, 137780, 151060, 179114, 192892, 241115, 358228, 447785, 482230, 626899, 895570, 964460, 1253798, 1791140, 2507596, 3134495, 6268990, 12537980]

約数ペア:

[(1, 12537980), (2, 6268990), (4, 3134495), (5, 2507596), (7, 1791140), (10, 1253798), (13, 964460), (14, 895570), (20, 626899), (26, 482230), (28, 447785), (35, 358228), (52, 241115), (65, 192892), (70, 179114), (83, 151060), (91, 137780), (130, 96446), (140, 89557), (166, 75530), (182, 68890), (260, 48223), (332, 37765), (364, 34445), (415, 30212), (455, 27556), (581, 21580), (830, 15106), (910, 13778), (1079, 11620), (1162, 10790), (1660, 7553), (1820, 6889), (2158, 5810), (2324, 5395), (2905, 4316)]