1952802460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{196459}}^1$

素因数の和:196546

約数の個数: 48

約数和(自身を含む): 4752760320

約数和(自身を除く): 2799957860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 196459, 392918, 785836, 982295, 1375213, 1964590, 2750426, 3929180, 5500852, 6876065, 13752130, 13948589, 27504260, 27897178, 55794356, 69742945, 97640123, 139485890, 195280246, 278971780, 390560492, 488200615, 976401230, 1952802460]

約数ペア:

[(1, 1952802460), (2, 976401230), (4, 488200615), (5, 390560492), (7, 278971780), (10, 195280246), (14, 139485890), (20, 97640123), (28, 69742945), (35, 55794356), (70, 27897178), (71, 27504260), (140, 13948589), (142, 13752130), (284, 6876065), (355, 5500852), (497, 3929180), (710, 2750426), (994, 1964590), (1420, 1375213), (1988, 982295), (2485, 785836), (4970, 392918), (9940, 196459)]