2019469340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{108457}}^1$

素因数の和:108499

約数の個数: 72

約数和(自身を含む): 5192969040

約数和(自身を除く): 3173499700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 9310, 18620, 108457, 216914, 433828, 542285, 759199, 1084570, 1518398, 2060683, 2169140, 3036796, 3795995, 4121366, 5314393, 7591990, 8242732, 10303415, 10628786, 14424781, 15183980, 20606830, 21257572, 26571965, 28849562, 41213660, 53143930, 57699124, 72123905, 100973467, 106287860, 144247810, 201946934, 288495620, 403893868, 504867335, 1009734670, 2019469340]

約数ペア:

[(1, 2019469340), (2, 1009734670), (4, 504867335), (5, 403893868), (7, 288495620), (10, 201946934), (14, 144247810), (19, 106287860), (20, 100973467), (28, 72123905), (35, 57699124), (38, 53143930), (49, 41213660), (70, 28849562), (76, 26571965), (95, 21257572), (98, 20606830), (133, 15183980), (140, 14424781), (190, 10628786), (196, 10303415), (245, 8242732), (266, 7591990), (380, 5314393), (490, 4121366), (532, 3795995), (665, 3036796), (931, 2169140), (980, 2060683), (1330, 1518398), (1862, 1084570), (2660, 759199), (3724, 542285), (4655, 433828), (9310, 216914), (18620, 108457)]