4102480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2699}}^1$

素因数の和:2731

約数の個数: 40

約数和(自身を含む): 10044000

約数和(自身を除く): 5941520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 2699, 5398, 10796, 13495, 21592, 26990, 43184, 51281, 53980, 102562, 107960, 205124, 215920, 256405, 410248, 512810, 820496, 1025620, 2051240, 4102480]

約数ペア:

[(1, 4102480), (2, 2051240), (4, 1025620), (5, 820496), (8, 512810), (10, 410248), (16, 256405), (19, 215920), (20, 205124), (38, 107960), (40, 102562), (76, 53980), (80, 51281), (95, 43184), (152, 26990), (190, 21592), (304, 13495), (380, 10796), (760, 5398), (1520, 2699)]