16877380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 38525760

約数和(自身を除く): 21648380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 467, 556, 695, 934, 1390, 1807, 1868, 2335, 2780, 3614, 4670, 6071, 7228, 9035, 9340, 12142, 18070, 24284, 30355, 36140, 60710, 64913, 121420, 129826, 259652, 324565, 649130, 843869, 1298260, 1687738, 3375476, 4219345, 8438690, 16877380]

約数ペア:

[(1, 16877380), (2, 8438690), (4, 4219345), (5, 3375476), (10, 1687738), (13, 1298260), (20, 843869), (26, 649130), (52, 324565), (65, 259652), (130, 129826), (139, 121420), (260, 64913), (278, 60710), (467, 36140), (556, 30355), (695, 24284), (934, 18070), (1390, 12142), (1807, 9340), (1868, 9035), (2335, 7228), (2780, 6071), (3614, 4670)]