28308890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1814

約数の個数: 32

約数和(自身を含む): 53623296

約数和(自身を除く): 25314406

約数列:

[1, 2, 5, 10, 31, 53, 62, 106, 155, 265, 310, 530, 1643, 1723, 3286, 3446, 8215, 8615, 16430, 17230, 53413, 91319, 106826, 182638, 267065, 456595, 534130, 913190, 2830889, 5661778, 14154445, 28308890]

約数ペア:

[(1, 28308890), (2, 14154445), (5, 5661778), (10, 2830889), (31, 913190), (53, 534130), (62, 456595), (106, 267065), (155, 182638), (265, 106826), (310, 91319), (530, 53413), (1643, 17230), (1723, 16430), (3286, 8615), (3446, 8215)]