1409113720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{264871}}^1$

素因数の和:264908

約数の個数: 64

約数和(自身を含む): 3814156800

約数和(自身を除く): 2405043080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 264871, 529742, 1059484, 1324355, 1854097, 2118968, 2648710, 3708194, 5032549, 5297420, 7416388, 9270485, 10065098, 10594840, 14832776, 18540970, 20130196, 25162745, 35227843, 37081940, 40260392, 50325490, 70455686, 74163880, 100650980, 140911372, 176139215, 201301960, 281822744, 352278430, 704556860, 1409113720]

約数ペア:

[(1, 1409113720), (2, 704556860), (4, 352278430), (5, 281822744), (7, 201301960), (8, 176139215), (10, 140911372), (14, 100650980), (19, 74163880), (20, 70455686), (28, 50325490), (35, 40260392), (38, 37081940), (40, 35227843), (56, 25162745), (70, 20130196), (76, 18540970), (95, 14832776), (133, 10594840), (140, 10065098), (152, 9270485), (190, 7416388), (266, 5297420), (280, 5032549), (380, 3708194), (532, 2648710), (665, 2118968), (760, 1854097), (1064, 1324355), (1330, 1059484), (2660, 529742), (5320, 264871)]