30493460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 66769920

約数和(自身を除く): 36276460

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 137, 155, 274, 310, 359, 548, 620, 685, 718, 1370, 1436, 1795, 2740, 3590, 4247, 7180, 8494, 11129, 16988, 21235, 22258, 42470, 44516, 49183, 55645, 84940, 98366, 111290, 196732, 222580, 245915, 491830, 983660, 1524673, 3049346, 6098692, 7623365, 15246730, 30493460]

約数ペア:

[(1, 30493460), (2, 15246730), (4, 7623365), (5, 6098692), (10, 3049346), (20, 1524673), (31, 983660), (62, 491830), (124, 245915), (137, 222580), (155, 196732), (274, 111290), (310, 98366), (359, 84940), (548, 55645), (620, 49183), (685, 44516), (718, 42470), (1370, 22258), (1436, 21235), (1795, 16988), (2740, 11129), (3590, 8494), (4247, 7180)]