1936704810820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4159}}^1\times {\mathrm{137771}}^1$

素因数の和:141965

約数の個数: 72

約数和(自身を含む): 4405088862720

約数和(自身を除く): 2468384051900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 4159, 8318, 16636, 20795, 41590, 54067, 83180, 108134, 137771, 216268, 270335, 275542, 540670, 551084, 688855, 702871, 1081340, 1377710, 1405742, 1791023, 2755420, 2811484, 3514355, 3582046, 7028710, 7164092, 8955115, 14057420, 17910230, 23283299, 35820460, 46566598, 93133196, 116416495, 232832990, 465665980, 572989589, 1145979178, 2291958356, 2864947945, 5729895890, 7448864657, 11459791780, 14897729314, 29795458628, 37244323285, 74488646570, 96835240541, 148977293140, 193670481082, 387340962164, 484176202705, 968352405410, 1936704810820]

約数ペア:

[(1, 1936704810820), (2, 968352405410), (4, 484176202705), (5, 387340962164), (10, 193670481082), (13, 148977293140), (20, 96835240541), (26, 74488646570), (52, 37244323285), (65, 29795458628), (130, 14897729314), (169, 11459791780), (260, 7448864657), (338, 5729895890), (676, 2864947945), (845, 2291958356), (1690, 1145979178), (3380, 572989589), (4159, 465665980), (8318, 232832990), (16636, 116416495), (20795, 93133196), (41590, 46566598), (54067, 35820460), (83180, 23283299), (108134, 17910230), (137771, 14057420), (216268, 8955115), (270335, 7164092), (275542, 7028710), (540670, 3582046), (551084, 3514355), (688855, 2811484), (702871, 2755420), (1081340, 1791023), (1377710, 1405742)]