7241780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 19643904

約数和(自身を除く): 12402124

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 173, 182, 230, 260, 299, 322, 346, 364, 455, 460, 598, 644, 692, 805, 865, 910, 1196, 1211, 1495, 1610, 1730, 1820, 2093, 2249, 2422, 2990, 3220, 3460, 3979, 4186, 4498, 4844, 5980, 6055, 7958, 8372, 8996, 10465, 11245, 12110, 15743, 15916, 19895, 20930, 22490, 24220, 27853, 31486, 39790, 41860, 44980, 51727, 55706, 62972, 78715, 79580, 103454, 111412, 139265, 157430, 206908, 258635, 278530, 314860, 362089, 517270, 557060, 724178, 1034540, 1448356, 1810445, 3620890, 7241780]

約数ペア:

[(1, 7241780), (2, 3620890), (4, 1810445), (5, 1448356), (7, 1034540), (10, 724178), (13, 557060), (14, 517270), (20, 362089), (23, 314860), (26, 278530), (28, 258635), (35, 206908), (46, 157430), (52, 139265), (65, 111412), (70, 103454), (91, 79580), (92, 78715), (115, 62972), (130, 55706), (140, 51727), (161, 44980), (173, 41860), (182, 39790), (230, 31486), (260, 27853), (299, 24220), (322, 22490), (346, 20930), (364, 19895), (455, 15916), (460, 15743), (598, 12110), (644, 11245), (692, 10465), (805, 8996), (865, 8372), (910, 7958), (1196, 6055), (1211, 5980), (1495, 4844), (1610, 4498), (1730, 4186), (1820, 3979), (2093, 3460), (2249, 3220), (2422, 2990)]