20346770240

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{4513}}^1$

素因数の和:4796

約数の個数: 112

約数和(自身を含む): 49379873808

約数和(自身を除く): 29033103568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 193, 292, 320, 365, 386, 584, 730, 772, 965, 1168, 1460, 1544, 1930, 2336, 2920, 3088, 3860, 4513, 4672, 5840, 6176, 7720, 9026, 11680, 12352, 14089, 15440, 18052, 22565, 23360, 28178, 30880, 36104, 45130, 56356, 61760, 70445, 72208, 90260, 112712, 140890, 144416, 180520, 225424, 281780, 288832, 329449, 361040, 450848, 563560, 658898, 722080, 871009, 901696, 1127120, 1317796, 1444160, 1647245, 1742018, 2254240, 2635592, 3294490, 3484036, 4355045, 4508480, 5271184, 6588980, 6968072, 8710090, 10542368, 13177960, 13936144, 17420180, 21084736, 26355920, 27872288, 34840360, 52711840, 55744576, 63583657, 69680720, 105423680, 127167314, 139361440, 254334628, 278722880, 317918285, 508669256, 635836570, 1017338512, 1271673140, 2034677024, 2543346280, 4069354048, 5086692560, 10173385120, 20346770240]

約数ペア:

[(1, 20346770240), (2, 10173385120), (4, 5086692560), (5, 4069354048), (8, 2543346280), (10, 2034677024), (16, 1271673140), (20, 1017338512), (32, 635836570), (40, 508669256), (64, 317918285), (73, 278722880), (80, 254334628), (146, 139361440), (160, 127167314), (193, 105423680), (292, 69680720), (320, 63583657), (365, 55744576), (386, 52711840), (584, 34840360), (730, 27872288), (772, 26355920), (965, 21084736), (1168, 17420180), (1460, 13936144), (1544, 13177960), (1930, 10542368), (2336, 8710090), (2920, 6968072), (3088, 6588980), (3860, 5271184), (4513, 4508480), (4672, 4355045), (5840, 3484036), (6176, 3294490), (7720, 2635592), (9026, 2254240), (11680, 1742018), (12352, 1647245), (14089, 1444160), (15440, 1317796), (18052, 1127120), (22565, 901696), (23360, 871009), (28178, 722080), (30880, 658898), (36104, 563560), (45130, 450848), (56356, 361040), (61760, 329449), (70445, 288832), (72208, 281780), (90260, 225424), (112712, 180520), (140890, 144416)]