15802870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2683}}^1$

素因数の和:2740

約数の個数: 32

約数和(自身を含む): 30919680

約数和(自身を除く): 15116810

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2683, 2945, 5366, 5890, 13415, 26830, 50977, 83173, 101954, 166346, 254885, 415865, 509770, 831730, 1580287, 3160574, 7901435, 15802870]

約数ペア:

[(1, 15802870), (2, 7901435), (5, 3160574), (10, 1580287), (19, 831730), (31, 509770), (38, 415865), (62, 254885), (95, 166346), (155, 101954), (190, 83173), (310, 50977), (589, 26830), (1178, 13415), (2683, 5890), (2945, 5366)]