571514140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{2053}}^1$

素因数の和:2542

約数の個数: 48

約数和(自身を含む): 1242259200

約数和(自身を除く): 670745060

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 449, 620, 898, 1796, 2053, 2245, 4106, 4490, 8212, 8980, 10265, 13919, 20530, 27838, 41060, 55676, 63643, 69595, 127286, 139190, 254572, 278380, 318215, 636430, 921797, 1272860, 1843594, 3687188, 4608985, 9217970, 18435940, 28575707, 57151414, 114302828, 142878535, 285757070, 571514140]

約数ペア:

[(1, 571514140), (2, 285757070), (4, 142878535), (5, 114302828), (10, 57151414), (20, 28575707), (31, 18435940), (62, 9217970), (124, 4608985), (155, 3687188), (310, 1843594), (449, 1272860), (620, 921797), (898, 636430), (1796, 318215), (2053, 278380), (2245, 254572), (4106, 139190), (4490, 127286), (8212, 69595), (8980, 63643), (10265, 55676), (13919, 41060), (20530, 27838)]