40187060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 86546880

約数和(自身を除く): 46359820

約数列:

[1, 2, 4, 5, 10, 20, 89, 107, 178, 211, 214, 356, 422, 428, 445, 535, 844, 890, 1055, 1070, 1780, 2110, 2140, 4220, 9523, 18779, 19046, 22577, 37558, 38092, 45154, 47615, 75116, 90308, 93895, 95230, 112885, 187790, 190460, 225770, 375580, 451540, 2009353, 4018706, 8037412, 10046765, 20093530, 40187060]

約数ペア:

[(1, 40187060), (2, 20093530), (4, 10046765), (5, 8037412), (10, 4018706), (20, 2009353), (89, 451540), (107, 375580), (178, 225770), (211, 190460), (214, 187790), (356, 112885), (422, 95230), (428, 93895), (445, 90308), (535, 75116), (844, 47615), (890, 45154), (1055, 38092), (1070, 37558), (1780, 22577), (2110, 19046), (2140, 18779), (4220, 9523)]