2049012940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{167677}}^1$

素因数の和:167746

約数の個数: 48

約数和(自身を含む): 4732543872

約数和(自身を除く): 2683530932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 167677, 335354, 670708, 838385, 1676770, 2179801, 3353540, 4359602, 7880819, 8719204, 10899005, 15761638, 21798010, 31523276, 39404095, 43596020, 78808190, 102450647, 157616380, 204901294, 409802588, 512253235, 1024506470, 2049012940]

約数ペア:

[(1, 2049012940), (2, 1024506470), (4, 512253235), (5, 409802588), (10, 204901294), (13, 157616380), (20, 102450647), (26, 78808190), (47, 43596020), (52, 39404095), (65, 31523276), (94, 21798010), (130, 15761638), (188, 10899005), (235, 8719204), (260, 7880819), (470, 4359602), (611, 3353540), (940, 2179801), (1222, 1676770), (2444, 838385), (3055, 670708), (6110, 335354), (12220, 167677)]