2403400

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 5708340

約数和(自身を除く): 3304940

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 197, 200, 244, 305, 394, 488, 610, 788, 985, 1220, 1525, 1576, 1970, 2440, 3050, 3940, 4925, 6100, 7880, 9850, 12017, 12200, 19700, 24034, 39400, 48068, 60085, 96136, 120170, 240340, 300425, 480680, 600850, 1201700, 2403400]

約数ペア:

[(1, 2403400), (2, 1201700), (4, 600850), (5, 480680), (8, 300425), (10, 240340), (20, 120170), (25, 96136), (40, 60085), (50, 48068), (61, 39400), (100, 24034), (122, 19700), (197, 12200), (200, 12017), (244, 9850), (305, 7880), (394, 6100), (488, 4925), (610, 3940), (788, 3050), (985, 2440), (1220, 1970), (1525, 1576)]