961140740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{221461}}^1$

素因数の和:221508

約数の個数: 48

約数和(自身を含む): 2381159424

約数和(自身を除く): 1420018684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 221461, 442922, 885844, 1107305, 1550227, 2214610, 3100454, 4429220, 6200908, 6865291, 7751135, 13730582, 15502270, 27461164, 31004540, 34326455, 48057037, 68652910, 96114074, 137305820, 192228148, 240285185, 480570370, 961140740]

約数ペア:

[(1, 961140740), (2, 480570370), (4, 240285185), (5, 192228148), (7, 137305820), (10, 96114074), (14, 68652910), (20, 48057037), (28, 34326455), (31, 31004540), (35, 27461164), (62, 15502270), (70, 13730582), (124, 7751135), (140, 6865291), (155, 6200908), (217, 4429220), (310, 3100454), (434, 2214610), (620, 1550227), (868, 1107305), (1085, 885844), (2170, 442922), (4340, 221461)]