301006940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{18979}}^1$

素因数の和:19062

約数の個数: 48

約数和(自身を含む): 691934880

約数和(自身を除く): 390927940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 15860, 18979, 37958, 75916, 94895, 189790, 246727, 379580, 493454, 986908, 1157719, 1233635, 2315438, 2467270, 4630876, 4934540, 5788595, 11577190, 15050347, 23154380, 30100694, 60201388, 75251735, 150503470, 301006940]

約数ペア:

[(1, 301006940), (2, 150503470), (4, 75251735), (5, 60201388), (10, 30100694), (13, 23154380), (20, 15050347), (26, 11577190), (52, 5788595), (61, 4934540), (65, 4630876), (122, 2467270), (130, 2315438), (244, 1233635), (260, 1157719), (305, 986908), (610, 493454), (793, 379580), (1220, 246727), (1586, 189790), (3172, 94895), (3965, 75916), (7930, 37958), (15860, 18979)]