47148920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12953}}^1$

素因数の和:12984

約数の個数: 64

約数和(自身を含む): 130576320

約数和(自身を除く): 83427400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 12953, 25906, 51812, 64765, 90671, 103624, 129530, 168389, 181342, 259060, 336778, 362684, 453355, 518120, 673556, 725368, 841945, 906710, 1178723, 1347112, 1683890, 1813420, 2357446, 3367780, 3626840, 4714892, 5893615, 6735560, 9429784, 11787230, 23574460, 47148920]

約数ペア:

[(1, 47148920), (2, 23574460), (4, 11787230), (5, 9429784), (7, 6735560), (8, 5893615), (10, 4714892), (13, 3626840), (14, 3367780), (20, 2357446), (26, 1813420), (28, 1683890), (35, 1347112), (40, 1178723), (52, 906710), (56, 841945), (65, 725368), (70, 673556), (91, 518120), (104, 453355), (130, 362684), (140, 336778), (182, 259060), (260, 181342), (280, 168389), (364, 129530), (455, 103624), (520, 90671), (728, 64765), (910, 51812), (1820, 25906), (3640, 12953)]