744940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 1899072

約数和(自身を除く): 1154132

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 313, 340, 476, 595, 626, 1190, 1252, 1565, 2191, 2380, 3130, 4382, 5321, 6260, 8764, 10642, 10955, 21284, 21910, 26605, 37247, 43820, 53210, 74494, 106420, 148988, 186235, 372470, 744940]

約数ペア:

[(1, 744940), (2, 372470), (4, 186235), (5, 148988), (7, 106420), (10, 74494), (14, 53210), (17, 43820), (20, 37247), (28, 26605), (34, 21910), (35, 21284), (68, 10955), (70, 10642), (85, 8764), (119, 6260), (140, 5321), (170, 4382), (238, 3130), (313, 2380), (340, 2191), (476, 1565), (595, 1252), (626, 1190)]