2019922580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1831}}^1\times {\mathrm{4243}}^1$

素因数の和:6096

約数の個数: 48

約数和(自身を含む): 4571704704

約数和(自身を除く): 2551782124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1831, 3662, 4243, 7324, 8486, 9155, 16972, 18310, 21215, 23803, 36620, 42430, 47606, 55159, 84860, 95212, 110318, 119015, 220636, 238030, 275795, 476060, 551590, 1103180, 7768933, 15537866, 31075732, 38844665, 77689330, 100996129, 155378660, 201992258, 403984516, 504980645, 1009961290, 2019922580]

約数ペア:

[(1, 2019922580), (2, 1009961290), (4, 504980645), (5, 403984516), (10, 201992258), (13, 155378660), (20, 100996129), (26, 77689330), (52, 38844665), (65, 31075732), (130, 15537866), (260, 7768933), (1831, 1103180), (3662, 551590), (4243, 476060), (7324, 275795), (8486, 238030), (9155, 220636), (16972, 119015), (18310, 110318), (21215, 95212), (23803, 84860), (36620, 55159), (42430, 47606)]