8734574740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{167779}}^1$

素因数の和:167944

約数の個数: 48

約数和(自身を含む): 19449057600

約数和(自身を除く): 10714482860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 380, 548, 685, 1370, 2603, 2740, 5206, 10412, 13015, 26030, 52060, 167779, 335558, 671116, 838895, 1677790, 3187801, 3355580, 6375602, 12751204, 15939005, 22985723, 31878010, 45971446, 63756020, 91942892, 114928615, 229857230, 436728737, 459714460, 873457474, 1746914948, 2183643685, 4367287370, 8734574740]

約数ペア:

[(1, 8734574740), (2, 4367287370), (4, 2183643685), (5, 1746914948), (10, 873457474), (19, 459714460), (20, 436728737), (38, 229857230), (76, 114928615), (95, 91942892), (137, 63756020), (190, 45971446), (274, 31878010), (380, 22985723), (548, 15939005), (685, 12751204), (1370, 6375602), (2603, 3355580), (2740, 3187801), (5206, 1677790), (10412, 838895), (13015, 671116), (26030, 335558), (52060, 167779)]