2013439870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{619}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 3959746560

約数和(自身を除く): 1946306690

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 191, 262, 382, 619, 655, 955, 1238, 1310, 1703, 1910, 2483, 3095, 3406, 4966, 6190, 8047, 8515, 12415, 16094, 17030, 24830, 25021, 40235, 50042, 80470, 81089, 118229, 125105, 162178, 236458, 250210, 325273, 405445, 591145, 650546, 810890, 1054157, 1182290, 1536977, 1626365, 2108314, 3073954, 3252730, 5270785, 7684885, 10541570, 15369770, 15487999, 30975998, 77439995, 154879990, 201343987, 402687974, 1006719935, 2013439870]

約数ペア:

[(1, 2013439870), (2, 1006719935), (5, 402687974), (10, 201343987), (13, 154879990), (26, 77439995), (65, 30975998), (130, 15487999), (131, 15369770), (191, 10541570), (262, 7684885), (382, 5270785), (619, 3252730), (655, 3073954), (955, 2108314), (1238, 1626365), (1310, 1536977), (1703, 1182290), (1910, 1054157), (2483, 810890), (3095, 650546), (3406, 591145), (4966, 405445), (6190, 325273), (8047, 250210), (8515, 236458), (12415, 162178), (16094, 125105), (17030, 118229), (24830, 81089), (25021, 80470), (40235, 50042)]