21850813280

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{204749}}^1$

素因数の和:204816

約数の個数: 96

約数和(自身を含む): 55724760000

約数和(自身を除く): 33873946720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 80, 92, 115, 116, 145, 160, 184, 230, 232, 290, 368, 460, 464, 580, 667, 736, 920, 928, 1160, 1334, 1840, 2320, 2668, 3335, 3680, 4640, 5336, 6670, 10672, 13340, 21344, 26680, 53360, 106720, 204749, 409498, 818996, 1023745, 1637992, 2047490, 3275984, 4094980, 4709227, 5937721, 6551968, 8189960, 9418454, 11875442, 16379920, 18836908, 23546135, 23750884, 29688605, 32759840, 37673816, 47092270, 47501768, 59377210, 75347632, 94184540, 95003536, 118754420, 136567583, 150695264, 188369080, 190007072, 237508840, 273135166, 376738160, 475017680, 546270332, 682837915, 753476320, 950035360, 1092540664, 1365675830, 2185081328, 2731351660, 4370162656, 5462703320, 10925406640, 21850813280]

約数ペア:

[(1, 21850813280), (2, 10925406640), (4, 5462703320), (5, 4370162656), (8, 2731351660), (10, 2185081328), (16, 1365675830), (20, 1092540664), (23, 950035360), (29, 753476320), (32, 682837915), (40, 546270332), (46, 475017680), (58, 376738160), (80, 273135166), (92, 237508840), (115, 190007072), (116, 188369080), (145, 150695264), (160, 136567583), (184, 118754420), (230, 95003536), (232, 94184540), (290, 75347632), (368, 59377210), (460, 47501768), (464, 47092270), (580, 37673816), (667, 32759840), (736, 29688605), (920, 23750884), (928, 23546135), (1160, 18836908), (1334, 16379920), (1840, 11875442), (2320, 9418454), (2668, 8189960), (3335, 6551968), (3680, 5937721), (4640, 4709227), (5336, 4094980), (6670, 3275984), (10672, 2047490), (13340, 1637992), (21344, 1023745), (26680, 818996), (53360, 409498), (106720, 204749)]