486098420

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1\times {\mathrm{787}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 1036566720

約数和(自身を除く): 550468300

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 347, 356, 445, 694, 787, 890, 1388, 1574, 1735, 1780, 3148, 3470, 3935, 6940, 7870, 15740, 30883, 61766, 70043, 123532, 140086, 154415, 273089, 280172, 308830, 350215, 546178, 617660, 700430, 1092356, 1365445, 1400860, 2730890, 5461780, 24304921, 48609842, 97219684, 121524605, 243049210, 486098420]

約数ペア:

[(1, 486098420), (2, 243049210), (4, 121524605), (5, 97219684), (10, 48609842), (20, 24304921), (89, 5461780), (178, 2730890), (347, 1400860), (356, 1365445), (445, 1092356), (694, 700430), (787, 617660), (890, 546178), (1388, 350215), (1574, 308830), (1735, 280172), (1780, 273089), (3148, 154415), (3470, 140086), (3935, 123532), (6940, 70043), (7870, 61766), (15740, 30883)]