3681479.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 209563200

約数和(自身を除く): 111598780

約数列:

[1, 2, 4, 5, 10, 20, 131, 139, 262, 269, 278, 524, 538, 556, 655, 695, 1076, 1310, 1345, 1390, 2620, 2690, 2780, 5380, 18209, 35239, 36418, 37391, 70478, 72836, 74782, 91045, 140956, 149564, 176195, 182090, 186955, 352390, 364180, 373910, 704780, 747820, 4898221, 9796442, 19592884, 24491105, 48982210, 97964420]

約数ペア:

[(1, 97964420), (2, 48982210), (4, 24491105), (5, 19592884), (10, 9796442), (20, 4898221), (131, 747820), (139, 704780), (262, 373910), (269, 364180), (278, 352390), (524, 186955), (538, 182090), (556, 176195), (655, 149564), (695, 140956), (1076, 91045), (1310, 74782), (1345, 72836), (1390, 70478), (2620, 37391), (2690, 36418), (2780, 35239), (5380, 18209)]