21953120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1153}}^1$

素因数の和:1192

約数の個数: 96

約数和(自身を含む): 62814528

約数和(自身を除く): 40861408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1120, 1153, 1190, 1360, 1904, 2306, 2380, 2720, 3808, 4612, 4760, 5765, 8071, 9224, 9520, 11530, 16142, 18448, 19040, 19601, 23060, 32284, 36896, 39202, 40355, 46120, 64568, 78404, 80710, 92240, 98005, 129136, 137207, 156808, 161420, 184480, 196010, 258272, 274414, 313616, 322840, 392020, 548828, 627232, 645680, 686035, 784040, 1097656, 1291360, 1372070, 1568080, 2195312, 2744140, 3136160, 4390624, 5488280, 10976560, 21953120]

約数ペア:

[(1, 21953120), (2, 10976560), (4, 5488280), (5, 4390624), (7, 3136160), (8, 2744140), (10, 2195312), (14, 1568080), (16, 1372070), (17, 1291360), (20, 1097656), (28, 784040), (32, 686035), (34, 645680), (35, 627232), (40, 548828), (56, 392020), (68, 322840), (70, 313616), (80, 274414), (85, 258272), (112, 196010), (119, 184480), (136, 161420), (140, 156808), (160, 137207), (170, 129136), (224, 98005), (238, 92240), (272, 80710), (280, 78404), (340, 64568), (476, 46120), (544, 40355), (560, 39202), (595, 36896), (680, 32284), (952, 23060), (1120, 19601), (1153, 19040), (1190, 18448), (1360, 16142), (1904, 11530), (2306, 9520), (2380, 9224), (2720, 8071), (3808, 5765), (4612, 4760)]