30404840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{733}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 73722960

約数和(自身を除く): 43318120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 733, 1037, 1220, 1466, 2074, 2440, 2932, 3665, 4148, 5185, 5864, 7330, 8296, 10370, 12461, 14660, 20740, 24922, 29320, 41480, 44713, 49844, 62305, 89426, 99688, 124610, 178852, 223565, 249220, 357704, 447130, 498440, 760121, 894260, 1520242, 1788520, 3040484, 3800605, 6080968, 7601210, 15202420, 30404840]

約数ペア:

[(1, 30404840), (2, 15202420), (4, 7601210), (5, 6080968), (8, 3800605), (10, 3040484), (17, 1788520), (20, 1520242), (34, 894260), (40, 760121), (61, 498440), (68, 447130), (85, 357704), (122, 249220), (136, 223565), (170, 178852), (244, 124610), (305, 99688), (340, 89426), (488, 62305), (610, 49844), (680, 44713), (733, 41480), (1037, 29320), (1220, 24922), (1466, 20740), (2074, 14660), (2440, 12461), (2932, 10370), (3665, 8296), (4148, 7330), (5185, 5864)]