29787440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19597}}^1$

素因数の和:19629

約数の個数: 40

約数和(自身を含む): 72904560

約数和(自身を除く): 43117120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 19597, 39194, 78388, 97985, 156776, 195970, 313552, 372343, 391940, 744686, 783880, 1489372, 1567760, 1861715, 2978744, 3723430, 5957488, 7446860, 14893720, 29787440]

約数ペア:

[(1, 29787440), (2, 14893720), (4, 7446860), (5, 5957488), (8, 3723430), (10, 2978744), (16, 1861715), (19, 1567760), (20, 1489372), (38, 783880), (40, 744686), (76, 391940), (80, 372343), (95, 313552), (152, 195970), (190, 156776), (304, 97985), (380, 78388), (760, 39194), (1520, 19597)]