90684860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28163}}^1$

素因数の和:28202

約数の個数: 48

約数和(自身を含む): 227114496

約数和(自身を除く): 136429636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 28163, 56326, 112652, 140815, 197141, 281630, 394282, 563260, 647749, 788564, 985705, 1295498, 1971410, 2590996, 3238745, 3942820, 4534243, 6477490, 9068486, 12954980, 18136972, 22671215, 45342430, 90684860]

約数ペア:

[(1, 90684860), (2, 45342430), (4, 22671215), (5, 18136972), (7, 12954980), (10, 9068486), (14, 6477490), (20, 4534243), (23, 3942820), (28, 3238745), (35, 2590996), (46, 1971410), (70, 1295498), (92, 985705), (115, 788564), (140, 647749), (161, 563260), (230, 394282), (322, 281630), (460, 197141), (644, 140815), (805, 112652), (1610, 56326), (3220, 28163)]