20408873160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13082611}}^1$

素因数の和:13082638

約数の個数: 64

約数和(自身を含む): 65936364480

約数和(自身を除く): 45527491320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 13082611, 26165222, 39247833, 52330444, 65413055, 78495666, 104660888, 130826110, 156991332, 170073943, 196239165, 261652220, 313982664, 340147886, 392478330, 510221829, 523304440, 680295772, 784956660, 850369715, 1020443658, 1360591544, 1569913320, 1700739430, 2040887316, 2551109145, 3401478860, 4081774632, 5102218290, 6802957720, 10204436580, 20408873160]

約数ペア:

[(1, 20408873160), (2, 10204436580), (3, 6802957720), (4, 5102218290), (5, 4081774632), (6, 3401478860), (8, 2551109145), (10, 2040887316), (12, 1700739430), (13, 1569913320), (15, 1360591544), (20, 1020443658), (24, 850369715), (26, 784956660), (30, 680295772), (39, 523304440), (40, 510221829), (52, 392478330), (60, 340147886), (65, 313982664), (78, 261652220), (104, 196239165), (120, 170073943), (130, 156991332), (156, 130826110), (195, 104660888), (260, 78495666), (312, 65413055), (390, 52330444), (520, 39247833), (780, 26165222), (1560, 13082611)]