346143320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211063}}^1$

素因数の和:211115

約数の個数: 32

約数和(自身を含む): 797821920

約数和(自身を除く): 451678600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 211063, 422126, 844252, 1055315, 1688504, 2110630, 4221260, 8442520, 8653583, 17307166, 34614332, 43267915, 69228664, 86535830, 173071660, 346143320]

約数ペア:

[(1, 346143320), (2, 173071660), (4, 86535830), (5, 69228664), (8, 43267915), (10, 34614332), (20, 17307166), (40, 8653583), (41, 8442520), (82, 4221260), (164, 2110630), (205, 1688504), (328, 1055315), (410, 844252), (820, 422126), (1640, 211063)]