20098770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1019

約数の個数: 64

約数和(自身を含む): 52202880

約数和(自身を除く): 32104110

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 37, 38, 57, 74, 95, 111, 114, 185, 190, 222, 285, 370, 555, 570, 703, 953, 1110, 1406, 1906, 2109, 2859, 3515, 4218, 4765, 5718, 7030, 9530, 10545, 14295, 18107, 21090, 28590, 35261, 36214, 54321, 70522, 90535, 105783, 108642, 176305, 181070, 211566, 271605, 352610, 528915, 543210, 669959, 1057830, 1339918, 2009877, 3349795, 4019754, 6699590, 10049385, 20098770]

約数ペア:

[(1, 20098770), (2, 10049385), (3, 6699590), (5, 4019754), (6, 3349795), (10, 2009877), (15, 1339918), (19, 1057830), (30, 669959), (37, 543210), (38, 528915), (57, 352610), (74, 271605), (95, 211566), (111, 181070), (114, 176305), (185, 108642), (190, 105783), (222, 90535), (285, 70522), (370, 54321), (555, 36214), (570, 35261), (703, 28590), (953, 21090), (1110, 18107), (1406, 14295), (1906, 10545), (2109, 9530), (2859, 7030), (3515, 5718), (4218, 4765)]