1225344200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{322459}}^1$

素因数の和:322494

約数の個数: 48

約数和(自身を含む): 2998878000

約数和(自身を除く): 1773533800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 322459, 644918, 1289836, 1612295, 2579672, 3224590, 6126721, 6449180, 8061475, 12253442, 12898360, 16122950, 24506884, 30633605, 32245900, 49013768, 61267210, 64491800, 122534420, 153168025, 245068840, 306336050, 612672100, 1225344200]

約数ペア:

[(1, 1225344200), (2, 612672100), (4, 306336050), (5, 245068840), (8, 153168025), (10, 122534420), (19, 64491800), (20, 61267210), (25, 49013768), (38, 32245900), (40, 30633605), (50, 24506884), (76, 16122950), (95, 12898360), (100, 12253442), (152, 8061475), (190, 6449180), (200, 6126721), (380, 3224590), (475, 2579672), (760, 1612295), (950, 1289836), (1900, 644918), (3800, 322459)]