2019202360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{659}}^1$

素因数の和:1061

約数の個数: 128

約数和(自身を含む): 5383065600

約数和(自身を除く): 3363863240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 353, 434, 620, 659, 706, 868, 1085, 1240, 1318, 1412, 1736, 1765, 2170, 2471, 2636, 2824, 3295, 3530, 4340, 4613, 4942, 5272, 6590, 7060, 8680, 9226, 9884, 10943, 12355, 13180, 14120, 18452, 19768, 20429, 21886, 23065, 24710, 26360, 36904, 40858, 43772, 46130, 49420, 54715, 76601, 81716, 87544, 92260, 98840, 102145, 109430, 143003, 153202, 163432, 184520, 204290, 218860, 232627, 286006, 306404, 383005, 408580, 437720, 465254, 572012, 612808, 715015, 766010, 817160, 930508, 1144024, 1163135, 1430030, 1532020, 1628389, 1861016, 2326270, 2860060, 3064040, 3256778, 4652540, 5720120, 6513556, 7211437, 8141945, 9305080, 13027112, 14422874, 16283890, 28845748, 32567780, 36057185, 50480059, 57691496, 65135560, 72114370, 100960118, 144228740, 201920236, 252400295, 288457480, 403840472, 504800590, 1009601180, 2019202360]

約数ペア:

[(1, 2019202360), (2, 1009601180), (4, 504800590), (5, 403840472), (7, 288457480), (8, 252400295), (10, 201920236), (14, 144228740), (20, 100960118), (28, 72114370), (31, 65135560), (35, 57691496), (40, 50480059), (56, 36057185), (62, 32567780), (70, 28845748), (124, 16283890), (140, 14422874), (155, 13027112), (217, 9305080), (248, 8141945), (280, 7211437), (310, 6513556), (353, 5720120), (434, 4652540), (620, 3256778), (659, 3064040), (706, 2860060), (868, 2326270), (1085, 1861016), (1240, 1628389), (1318, 1532020), (1412, 1430030), (1736, 1163135), (1765, 1144024), (2170, 930508), (2471, 817160), (2636, 766010), (2824, 715015), (3295, 612808), (3530, 572012), (4340, 465254), (4613, 437720), (4942, 408580), (5272, 383005), (6590, 306404), (7060, 286006), (8680, 232627), (9226, 218860), (9884, 204290), (10943, 184520), (12355, 163432), (13180, 153202), (14120, 143003), (18452, 109430), (19768, 102145), (20429, 98840), (21886, 92260), (23065, 87544), (24710, 81716), (26360, 76601), (36904, 54715), (40858, 49420), (43772, 46130)]