227958743060

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1\times {\mathrm{141461}}^1$

素因数の和:142076

約数の個数: 48

約数和(自身を含む): 482323176720

約数和(自身を除く): 254364433660

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 409, 788, 818, 985, 1636, 1970, 2045, 3940, 4090, 8180, 80573, 141461, 161146, 282922, 322292, 402865, 565844, 707305, 805730, 1414610, 1611460, 2829220, 27867817, 55735634, 57857549, 111471268, 115715098, 139339085, 231430196, 278678170, 289287745, 557356340, 578575490, 1157150980, 11397937153, 22795874306, 45591748612, 56989685765, 113979371530, 227958743060]

約数ペア:

[(1, 227958743060), (2, 113979371530), (4, 56989685765), (5, 45591748612), (10, 22795874306), (20, 11397937153), (197, 1157150980), (394, 578575490), (409, 557356340), (788, 289287745), (818, 278678170), (985, 231430196), (1636, 139339085), (1970, 115715098), (2045, 111471268), (3940, 57857549), (4090, 55735634), (8180, 27867817), (80573, 2829220), (141461, 1611460), (161146, 1414610), (282922, 805730), (322292, 707305), (402865, 565844)]