2603480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 6562080

約数和(自身を除く): 3958600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 97, 110, 122, 194, 220, 244, 305, 388, 440, 485, 488, 610, 671, 776, 970, 1067, 1220, 1342, 1940, 2134, 2440, 2684, 3355, 3880, 4268, 5335, 5368, 5917, 6710, 8536, 10670, 11834, 13420, 21340, 23668, 26840, 29585, 42680, 47336, 59170, 65087, 118340, 130174, 236680, 260348, 325435, 520696, 650870, 1301740, 2603480]

約数ペア:

[(1, 2603480), (2, 1301740), (4, 650870), (5, 520696), (8, 325435), (10, 260348), (11, 236680), (20, 130174), (22, 118340), (40, 65087), (44, 59170), (55, 47336), (61, 42680), (88, 29585), (97, 26840), (110, 23668), (122, 21340), (194, 13420), (220, 11834), (244, 10670), (305, 8536), (388, 6710), (440, 5917), (485, 5368), (488, 5335), (610, 4268), (671, 3880), (776, 3355), (970, 2684), (1067, 2440), (1220, 2134), (1342, 1940)]