858443320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{98899}}^1$

素因数の和:98948

約数の個数: 64

約数和(自身を含む): 2278656000

約数和(自身を除く): 1420212680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 98899, 197798, 395596, 494495, 692293, 791192, 988990, 1384586, 1977980, 2769172, 3065869, 3461465, 3955960, 5538344, 6131738, 6922930, 12263476, 13845860, 15329345, 21461083, 24526952, 27691720, 30658690, 42922166, 61317380, 85844332, 107305415, 122634760, 171688664, 214610830, 429221660, 858443320]

約数ペア:

[(1, 858443320), (2, 429221660), (4, 214610830), (5, 171688664), (7, 122634760), (8, 107305415), (10, 85844332), (14, 61317380), (20, 42922166), (28, 30658690), (31, 27691720), (35, 24526952), (40, 21461083), (56, 15329345), (62, 13845860), (70, 12263476), (124, 6922930), (140, 6131738), (155, 5538344), (217, 3955960), (248, 3461465), (280, 3065869), (310, 2769172), (434, 1977980), (620, 1384586), (868, 988990), (1085, 791192), (1240, 692293), (1736, 494495), (2170, 395596), (4340, 197798), (8680, 98899)]