38988040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10711}}^1$

素因数の和:10742

約数の個数: 64

約数和(自身を含む): 107976960

約数和(自身を除く): 68988920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 10711, 21422, 42844, 53555, 74977, 85688, 107110, 139243, 149954, 214220, 278486, 299908, 374885, 428440, 556972, 599816, 696215, 749770, 974701, 1113944, 1392430, 1499540, 1949402, 2784860, 2999080, 3898804, 4873505, 5569720, 7797608, 9747010, 19494020, 38988040]

約数ペア:

[(1, 38988040), (2, 19494020), (4, 9747010), (5, 7797608), (7, 5569720), (8, 4873505), (10, 3898804), (13, 2999080), (14, 2784860), (20, 1949402), (26, 1499540), (28, 1392430), (35, 1113944), (40, 974701), (52, 749770), (56, 696215), (65, 599816), (70, 556972), (91, 428440), (104, 374885), (130, 299908), (140, 278486), (182, 214220), (260, 149954), (280, 139243), (364, 107110), (455, 85688), (520, 74977), (728, 53555), (910, 42844), (1820, 21422), (3640, 10711)]