19376393680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{25423}}^1$

素因数の和:26804

約数の個数: 80

約数和(自身を含む): 51525702144

約数和(自身を除く): 32149308464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1361, 2722, 5444, 6805, 9527, 10888, 13610, 19054, 21776, 25423, 27220, 38108, 47635, 50846, 54440, 76216, 95270, 101692, 108880, 127115, 152432, 177961, 190540, 203384, 254230, 355922, 381080, 406768, 508460, 711844, 762160, 889805, 1016920, 1423688, 1779610, 2033840, 2847376, 3559220, 7118440, 14236880, 34600703, 69201406, 138402812, 173003515, 242204921, 276805624, 346007030, 484409842, 553611248, 692014060, 968819684, 1211024605, 1384028120, 1937639368, 2422049210, 2768056240, 3875278736, 4844098420, 9688196840, 19376393680]

約数ペア:

[(1, 19376393680), (2, 9688196840), (4, 4844098420), (5, 3875278736), (7, 2768056240), (8, 2422049210), (10, 1937639368), (14, 1384028120), (16, 1211024605), (20, 968819684), (28, 692014060), (35, 553611248), (40, 484409842), (56, 346007030), (70, 276805624), (80, 242204921), (112, 173003515), (140, 138402812), (280, 69201406), (560, 34600703), (1361, 14236880), (2722, 7118440), (5444, 3559220), (6805, 2847376), (9527, 2033840), (10888, 1779610), (13610, 1423688), (19054, 1016920), (21776, 889805), (25423, 762160), (27220, 711844), (38108, 508460), (47635, 406768), (50846, 381080), (54440, 355922), (76216, 254230), (95270, 203384), (101692, 190540), (108880, 177961), (127115, 152432)]