98690920

素因数分解:

$2^3\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{1657}}^1$

素因数の和:3157

約数の個数: 32

約数和(自身を含む): 222337800

約数和(自身を除く): 123646880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1489, 1657, 2978, 3314, 5956, 6628, 7445, 8285, 11912, 13256, 14890, 16570, 29780, 33140, 59560, 66280, 2467273, 4934546, 9869092, 12336365, 19738184, 24672730, 49345460, 98690920]

約数ペア:

[(1, 98690920), (2, 49345460), (4, 24672730), (5, 19738184), (8, 12336365), (10, 9869092), (20, 4934546), (40, 2467273), (1489, 66280), (1657, 59560), (2978, 33140), (3314, 29780), (5956, 16570), (6628, 14890), (7445, 13256), (8285, 11912)]