1020400884

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{443}}^1\times {\mathrm{587}}^1$

素因数の和:1149

約数の個数: 72

約数和(自身を含む): 2613330720

約数和(自身を除く): 1592929836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 443, 587, 654, 886, 981, 1174, 1308, 1329, 1761, 1772, 1962, 2348, 2658, 3522, 3924, 3987, 5283, 5316, 7044, 7974, 10566, 15948, 21132, 48287, 63983, 96574, 127966, 144861, 191949, 193148, 255932, 260041, 289722, 383898, 434583, 520082, 575847, 579444, 767796, 780123, 869166, 1040164, 1151694, 1560246, 1738332, 2303388, 2340369, 3120492, 4680738, 9361476, 28344469, 56688938, 85033407, 113377876, 170066814, 255100221, 340133628, 510200442, 1020400884]

約数ペア:

[(1, 1020400884), (2, 510200442), (3, 340133628), (4, 255100221), (6, 170066814), (9, 113377876), (12, 85033407), (18, 56688938), (36, 28344469), (109, 9361476), (218, 4680738), (327, 3120492), (436, 2340369), (443, 2303388), (587, 1738332), (654, 1560246), (886, 1151694), (981, 1040164), (1174, 869166), (1308, 780123), (1329, 767796), (1761, 579444), (1772, 575847), (1962, 520082), (2348, 434583), (2658, 383898), (3522, 289722), (3924, 260041), (3987, 255932), (5283, 193148), (5316, 191949), (7044, 144861), (7974, 127966), (10566, 96574), (15948, 63983), (21132, 48287)]