1887845440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{14639}}^1$

素因数の和:14700

約数の個数: 112

約数和(自身を含む): 4997744640

約数和(自身を除く): 3109899200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1612, 1984, 2015, 2080, 2480, 3224, 4030, 4160, 4960, 6448, 8060, 9920, 12896, 14639, 16120, 25792, 29278, 32240, 58556, 64480, 73195, 117112, 128960, 146390, 190307, 234224, 292780, 380614, 453809, 468448, 585560, 761228, 907618, 936896, 951535, 1171120, 1522456, 1815236, 1903070, 2269045, 2342240, 3044912, 3630472, 3806140, 4538090, 4684480, 5899517, 6089824, 7260944, 7612280, 9076180, 11799034, 12179648, 14521888, 15224560, 18152360, 23598068, 29043776, 29497585, 30449120, 36304720, 47196136, 58995170, 60898240, 72609440, 94392272, 117990340, 145218880, 188784544, 235980680, 377569088, 471961360, 943922720, 1887845440]

約数ペア:

[(1, 1887845440), (2, 943922720), (4, 471961360), (5, 377569088), (8, 235980680), (10, 188784544), (13, 145218880), (16, 117990340), (20, 94392272), (26, 72609440), (31, 60898240), (32, 58995170), (40, 47196136), (52, 36304720), (62, 30449120), (64, 29497585), (65, 29043776), (80, 23598068), (104, 18152360), (124, 15224560), (130, 14521888), (155, 12179648), (160, 11799034), (208, 9076180), (248, 7612280), (260, 7260944), (310, 6089824), (320, 5899517), (403, 4684480), (416, 4538090), (496, 3806140), (520, 3630472), (620, 3044912), (806, 2342240), (832, 2269045), (992, 1903070), (1040, 1815236), (1240, 1522456), (1612, 1171120), (1984, 951535), (2015, 936896), (2080, 907618), (2480, 761228), (3224, 585560), (4030, 468448), (4160, 453809), (4960, 380614), (6448, 292780), (8060, 234224), (9920, 190307), (12896, 146390), (14639, 128960), (16120, 117112), (25792, 73195), (29278, 64480), (32240, 58556)]