779897380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1\times {\mathrm{1693}}^1$

素因数の和:2476

約数の個数: 48

約数和(自身を含む): 1693891584

約数和(自身を除く): 913994204

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 743, 1486, 1693, 2972, 3386, 3715, 6772, 7430, 8465, 14860, 16930, 23033, 33860, 46066, 52483, 92132, 104966, 115165, 209932, 230330, 262415, 460660, 524830, 1049660, 1257899, 2515798, 5031596, 6289495, 12578990, 25157980, 38994869, 77989738, 155979476, 194974345, 389948690, 779897380]

約数ペア:

[(1, 779897380), (2, 389948690), (4, 194974345), (5, 155979476), (10, 77989738), (20, 38994869), (31, 25157980), (62, 12578990), (124, 6289495), (155, 5031596), (310, 2515798), (620, 1257899), (743, 1049660), (1486, 524830), (1693, 460660), (2972, 262415), (3386, 230330), (3715, 209932), (6772, 115165), (7430, 104966), (8465, 92132), (14860, 52483), (16930, 46066), (23033, 33860)]