17691220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{853}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 40028688

約数和(自身を除く): 22337468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 853, 1037, 1220, 1706, 2074, 3412, 4148, 4265, 5185, 8530, 10370, 14501, 17060, 20740, 29002, 52033, 58004, 72505, 104066, 145010, 208132, 260165, 290020, 520330, 884561, 1040660, 1769122, 3538244, 4422805, 8845610, 17691220]

約数ペア:

[(1, 17691220), (2, 8845610), (4, 4422805), (5, 3538244), (10, 1769122), (17, 1040660), (20, 884561), (34, 520330), (61, 290020), (68, 260165), (85, 208132), (122, 145010), (170, 104066), (244, 72505), (305, 58004), (340, 52033), (610, 29002), (853, 20740), (1037, 17060), (1220, 14501), (1706, 10370), (2074, 8530), (3412, 5185), (4148, 4265)]