201747880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{123017}}^1$

素因数の和:123069

約数の個数: 32

約数和(自身を含む): 465008040

約数和(自身を除く): 263260160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 123017, 246034, 492068, 615085, 984136, 1230170, 2460340, 4920680, 5043697, 10087394, 20174788, 25218485, 40349576, 50436970, 100873940, 201747880]

約数ペア:

[(1, 201747880), (2, 100873940), (4, 50436970), (5, 40349576), (8, 25218485), (10, 20174788), (20, 10087394), (40, 5043697), (41, 4920680), (82, 2460340), (164, 1230170), (205, 984136), (328, 615085), (410, 492068), (820, 246034), (1640, 123017)]