211602740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1\times {\mathrm{1039}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 471744000

約数和(自身を除く): 260141260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 599, 1039, 1198, 2078, 2396, 2995, 4156, 5195, 5990, 10183, 10390, 11980, 17663, 20366, 20780, 35326, 40732, 50915, 70652, 88315, 101830, 176630, 203660, 353260, 622361, 1244722, 2489444, 3111805, 6223610, 10580137, 12447220, 21160274, 42320548, 52900685, 105801370, 211602740]

約数ペア:

[(1, 211602740), (2, 105801370), (4, 52900685), (5, 42320548), (10, 21160274), (17, 12447220), (20, 10580137), (34, 6223610), (68, 3111805), (85, 2489444), (170, 1244722), (340, 622361), (599, 353260), (1039, 203660), (1198, 176630), (2078, 101830), (2396, 88315), (2995, 70652), (4156, 50915), (5195, 40732), (5990, 35326), (10183, 20780), (10390, 20366), (11980, 17663)]