289492060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101221}}^1$

素因数の和:101254

約数の個数: 48

約数和(自身を含む): 714222432

約数和(自身を除く): 424730372

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 101221, 202442, 404884, 506105, 1012210, 1113431, 1315873, 2024420, 2226862, 2631746, 4453724, 5263492, 5567155, 6579365, 11134310, 13158730, 14474603, 22268620, 26317460, 28949206, 57898412, 72373015, 144746030, 289492060]

約数ペア:

[(1, 289492060), (2, 144746030), (4, 72373015), (5, 57898412), (10, 28949206), (11, 26317460), (13, 22268620), (20, 14474603), (22, 13158730), (26, 11134310), (44, 6579365), (52, 5567155), (55, 5263492), (65, 4453724), (110, 2631746), (130, 2226862), (143, 2024420), (220, 1315873), (260, 1113431), (286, 1012210), (572, 506105), (715, 404884), (1430, 202442), (2860, 101221)]