18376428680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1831}}^1\times {\mathrm{10909}}^1$

素因数の和:12774

約数の個数: 64

約数和(自身を含む): 43172179200

約数和(自身を除く): 24795750520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1831, 3662, 7324, 9155, 10909, 14648, 18310, 21818, 36620, 42113, 43636, 54545, 73240, 84226, 87272, 109090, 168452, 210565, 218180, 250907, 336904, 421130, 436360, 501814, 842260, 1003628, 1254535, 1684520, 2007256, 2509070, 5018140, 10036280, 19974379, 39948758, 79897516, 99871895, 159795032, 199743790, 399487580, 459410717, 798975160, 918821434, 1837642868, 2297053585, 3675285736, 4594107170, 9188214340, 18376428680]

約数ペア:

[(1, 18376428680), (2, 9188214340), (4, 4594107170), (5, 3675285736), (8, 2297053585), (10, 1837642868), (20, 918821434), (23, 798975160), (40, 459410717), (46, 399487580), (92, 199743790), (115, 159795032), (184, 99871895), (230, 79897516), (460, 39948758), (920, 19974379), (1831, 10036280), (3662, 5018140), (7324, 2509070), (9155, 2007256), (10909, 1684520), (14648, 1254535), (18310, 1003628), (21818, 842260), (36620, 501814), (42113, 436360), (43636, 421130), (54545, 336904), (73240, 250907), (84226, 218180), (87272, 210565), (109090, 168452)]