38826640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28549}}^1$

素因数の和:28579

約数の個数: 40

約数和(自身を含む): 95585400

約数和(自身を除く): 56758760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 28549, 57098, 114196, 142745, 228392, 285490, 456784, 485333, 570980, 970666, 1141960, 1941332, 2283920, 2426665, 3882664, 4853330, 7765328, 9706660, 19413320, 38826640]

約数ペア:

[(1, 38826640), (2, 19413320), (4, 9706660), (5, 7765328), (8, 4853330), (10, 3882664), (16, 2426665), (17, 2283920), (20, 1941332), (34, 1141960), (40, 970666), (68, 570980), (80, 485333), (85, 456784), (136, 285490), (170, 228392), (272, 142745), (340, 114196), (680, 57098), (1360, 28549)]