239191060

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1619}}^1$

素因数の和:1800

約数の個数: 48

約数和(自身を含む): 514382400

約数和(自身を除く): 275191340

約数列:

[1, 2, 4, 5, 10, 20, 83, 89, 166, 178, 332, 356, 415, 445, 830, 890, 1619, 1660, 1780, 3238, 6476, 7387, 8095, 14774, 16190, 29548, 32380, 36935, 73870, 134377, 144091, 147740, 268754, 288182, 537508, 576364, 671885, 720455, 1343770, 1440910, 2687540, 2881820, 11959553, 23919106, 47838212, 59797765, 119595530, 239191060]

約数ペア:

[(1, 239191060), (2, 119595530), (4, 59797765), (5, 47838212), (10, 23919106), (20, 11959553), (83, 2881820), (89, 2687540), (166, 1440910), (178, 1343770), (332, 720455), (356, 671885), (415, 576364), (445, 537508), (830, 288182), (890, 268754), (1619, 147740), (1660, 144091), (1780, 134377), (3238, 73870), (6476, 36935), (7387, 32380), (8095, 29548), (14774, 16190)]