831364940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{349313}}^1$

素因数の和:349346

約数の個数: 48

約数和(自身を含む): 2112651072

約数和(自身を除く): 1281286132

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 349313, 698626, 1397252, 1746565, 2445191, 3493130, 4890382, 5938321, 6986260, 9780764, 11876642, 12225955, 23753284, 24451910, 29691605, 41568247, 48903820, 59383210, 83136494, 118766420, 166272988, 207841235, 415682470, 831364940]

約数ペア:

[(1, 831364940), (2, 415682470), (4, 207841235), (5, 166272988), (7, 118766420), (10, 83136494), (14, 59383210), (17, 48903820), (20, 41568247), (28, 29691605), (34, 24451910), (35, 23753284), (68, 12225955), (70, 11876642), (85, 9780764), (119, 6986260), (140, 5938321), (170, 4890382), (238, 3493130), (340, 2445191), (476, 1746565), (595, 1397252), (1190, 698626), (2380, 349313)]