489019580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{7577}}^1$

素因数の和:8054

約数の個数: 48

約数和(自身を含む): 1176348096

約数和(自身を除く): 687328516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461, 922, 1844, 2305, 3227, 4610, 6454, 7577, 9220, 12908, 15154, 16135, 30308, 32270, 37885, 53039, 64540, 75770, 106078, 151540, 212156, 265195, 530390, 1060780, 3492997, 6985994, 13971988, 17464985, 24450979, 34929970, 48901958, 69859940, 97803916, 122254895, 244509790, 489019580]

約数ペア:

[(1, 489019580), (2, 244509790), (4, 122254895), (5, 97803916), (7, 69859940), (10, 48901958), (14, 34929970), (20, 24450979), (28, 17464985), (35, 13971988), (70, 6985994), (140, 3492997), (461, 1060780), (922, 530390), (1844, 265195), (2305, 212156), (3227, 151540), (4610, 106078), (6454, 75770), (7577, 64540), (9220, 53039), (12908, 37885), (15154, 32270), (16135, 30308)]