295202380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18899}}^1$

素因数の和:18990

約数の個数: 48

約数和(自身を含む): 685843200

約数和(自身を除く): 390640820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 7810, 15620, 18899, 37798, 75596, 94495, 188990, 207889, 377980, 415778, 831556, 1039445, 1341829, 2078890, 2683658, 4157780, 5367316, 6709145, 13418290, 14760119, 26836580, 29520238, 59040476, 73800595, 147601190, 295202380]

約数ペア:

[(1, 295202380), (2, 147601190), (4, 73800595), (5, 59040476), (10, 29520238), (11, 26836580), (20, 14760119), (22, 13418290), (44, 6709145), (55, 5367316), (71, 4157780), (110, 2683658), (142, 2078890), (220, 1341829), (284, 1039445), (355, 831556), (710, 415778), (781, 377980), (1420, 207889), (1562, 188990), (3124, 94495), (3905, 75596), (7810, 37798), (15620, 18899)]