19963703460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1\times {\mathrm{5417}}^1$

素因数の和:5925

約数の個数: 96

約数和(自身を含む): 56361070080

約数和(自身を除く): 36397366620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 239, 257, 478, 514, 717, 771, 956, 1028, 1195, 1285, 1434, 1542, 2390, 2570, 2868, 3084, 3585, 3855, 4780, 5140, 5417, 7170, 7710, 10834, 14340, 15420, 16251, 21668, 27085, 32502, 54170, 61423, 65004, 81255, 108340, 122846, 162510, 184269, 245692, 307115, 325020, 368538, 614230, 737076, 921345, 1228460, 1294663, 1392169, 1842690, 2589326, 2784338, 3685380, 3883989, 4176507, 5178652, 5568676, 6473315, 6960845, 7767978, 8353014, 12946630, 13921690, 15535956, 16706028, 19419945, 20882535, 25893260, 27843380, 38839890, 41765070, 77679780, 83530140, 332728391, 665456782, 998185173, 1330913564, 1663641955, 1996370346, 3327283910, 3992740692, 4990925865, 6654567820, 9981851730, 19963703460]

約数ペア:

[(1, 19963703460), (2, 9981851730), (3, 6654567820), (4, 4990925865), (5, 3992740692), (6, 3327283910), (10, 1996370346), (12, 1663641955), (15, 1330913564), (20, 998185173), (30, 665456782), (60, 332728391), (239, 83530140), (257, 77679780), (478, 41765070), (514, 38839890), (717, 27843380), (771, 25893260), (956, 20882535), (1028, 19419945), (1195, 16706028), (1285, 15535956), (1434, 13921690), (1542, 12946630), (2390, 8353014), (2570, 7767978), (2868, 6960845), (3084, 6473315), (3585, 5568676), (3855, 5178652), (4780, 4176507), (5140, 3883989), (5417, 3685380), (7170, 2784338), (7710, 2589326), (10834, 1842690), (14340, 1392169), (15420, 1294663), (16251, 1228460), (21668, 921345), (27085, 737076), (32502, 614230), (54170, 368538), (61423, 325020), (65004, 307115), (81255, 245692), (108340, 184269), (122846, 162510)]