1260788200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{900563}}^1$

素因数の和:900586

約数の個数: 48

約数和(自身を含む): 3350098080

約数和(自身を除く): 2089309880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 900563, 1801126, 3602252, 4502815, 6303941, 7204504, 9005630, 12607882, 18011260, 22514075, 25215764, 31519705, 36022520, 45028150, 50431528, 63039410, 90056300, 126078820, 157598525, 180112600, 252157640, 315197050, 630394100, 1260788200]

約数ペア:

[(1, 1260788200), (2, 630394100), (4, 315197050), (5, 252157640), (7, 180112600), (8, 157598525), (10, 126078820), (14, 90056300), (20, 63039410), (25, 50431528), (28, 45028150), (35, 36022520), (40, 31519705), (50, 25215764), (56, 22514075), (70, 18011260), (100, 12607882), (140, 9005630), (175, 7204504), (200, 6303941), (280, 4502815), (350, 3602252), (700, 1801126), (1400, 900563)]