1330339480

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{342871}}^1$

素因数の和:342979

約数の個数: 32

約数和(自身を含む): 3024131040

約数和(自身を除く): 1693791560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 342871, 685742, 1371484, 1714355, 2742968, 3428710, 6857420, 13714840, 33258487, 66516974, 133033948, 166292435, 266067896, 332584870, 665169740, 1330339480]

約数ペア:

[(1, 1330339480), (2, 665169740), (4, 332584870), (5, 266067896), (8, 166292435), (10, 133033948), (20, 66516974), (40, 33258487), (97, 13714840), (194, 6857420), (388, 3428710), (485, 2742968), (776, 1714355), (970, 1371484), (1940, 685742), (3880, 342871)]