40642254

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{787}}^1$

素因数の和:965

約数の個数: 48

約数和(自身を含む): 93425280

約数和(自身を除く): 52783026

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 151, 171, 302, 342, 453, 787, 906, 1359, 1574, 2361, 2718, 2869, 4722, 5738, 7083, 8607, 14166, 14953, 17214, 25821, 29906, 44859, 51642, 89718, 118837, 134577, 237674, 269154, 356511, 713022, 1069533, 2139066, 2257903, 4515806, 6773709, 13547418, 20321127, 40642254]

約数ペア:

[(1, 40642254), (2, 20321127), (3, 13547418), (6, 6773709), (9, 4515806), (18, 2257903), (19, 2139066), (38, 1069533), (57, 713022), (114, 356511), (151, 269154), (171, 237674), (302, 134577), (342, 118837), (453, 89718), (787, 51642), (906, 44859), (1359, 29906), (1574, 25821), (2361, 17214), (2718, 14953), (2869, 14166), (4722, 8607), (5738, 7083)]