419701840

素因数分解:

$2^4\times 5^1\times {\mathrm{1873}}^1\times {\mathrm{2801}}^1$

素因数の和:4687

約数の個数: 40

約数和(自身を含む): 976676328

約数和(自身を除く): 556974488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1873, 2801, 3746, 5602, 7492, 9365, 11204, 14005, 14984, 18730, 22408, 28010, 29968, 37460, 44816, 56020, 74920, 112040, 149840, 224080, 5246273, 10492546, 20985092, 26231365, 41970184, 52462730, 83940368, 104925460, 209850920, 419701840]

約数ペア:

[(1, 419701840), (2, 209850920), (4, 104925460), (5, 83940368), (8, 52462730), (10, 41970184), (16, 26231365), (20, 20985092), (40, 10492546), (80, 5246273), (1873, 224080), (2801, 149840), (3746, 112040), (5602, 74920), (7492, 56020), (9365, 44816), (11204, 37460), (14005, 29968), (14984, 28010), (18730, 22408)]