1244295220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{17393}}^1$

素因数の和:17489

約数の個数: 72

約数和(自身を含む): 3081451464

約数和(自身を除く): 1837156244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1460, 2044, 2555, 3577, 5110, 7154, 10220, 14308, 17393, 17885, 34786, 35770, 69572, 71540, 86965, 121751, 173930, 243502, 347860, 487004, 608755, 852257, 1217510, 1269689, 1704514, 2435020, 2539378, 3409028, 4261285, 5078756, 6348445, 8522570, 8887823, 12696890, 17045140, 17775646, 25393780, 35551292, 44439115, 62214761, 88878230, 124429522, 177756460, 248859044, 311073805, 622147610, 1244295220]

約数ペア:

[(1, 1244295220), (2, 622147610), (4, 311073805), (5, 248859044), (7, 177756460), (10, 124429522), (14, 88878230), (20, 62214761), (28, 44439115), (35, 35551292), (49, 25393780), (70, 17775646), (73, 17045140), (98, 12696890), (140, 8887823), (146, 8522570), (196, 6348445), (245, 5078756), (292, 4261285), (365, 3409028), (490, 2539378), (511, 2435020), (730, 1704514), (980, 1269689), (1022, 1217510), (1460, 852257), (2044, 608755), (2555, 487004), (3577, 347860), (5110, 243502), (7154, 173930), (10220, 121751), (14308, 86965), (17393, 71540), (17885, 69572), (34786, 35770)]