502208840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{997}}^1$

素因数の和:1279

約数の個数: 96

約数和(自身を含む): 1320892920

約数和(自身を除く): 818684080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 257, 280, 392, 490, 514, 980, 997, 1028, 1285, 1799, 1960, 1994, 2056, 2570, 3598, 3988, 4985, 5140, 6979, 7196, 7976, 8995, 9970, 10280, 12593, 13958, 14392, 17990, 19940, 25186, 27916, 34895, 35980, 39880, 48853, 50372, 55832, 62965, 69790, 71960, 97706, 100744, 125930, 139580, 195412, 244265, 251860, 256229, 279160, 390824, 488530, 503720, 512458, 977060, 1024916, 1281145, 1793603, 1954120, 2049832, 2562290, 3587206, 5124580, 7174412, 8968015, 10249160, 12555221, 14348824, 17936030, 25110442, 35872060, 50220884, 62776105, 71744120, 100441768, 125552210, 251104420, 502208840]

約数ペア:

[(1, 502208840), (2, 251104420), (4, 125552210), (5, 100441768), (7, 71744120), (8, 62776105), (10, 50220884), (14, 35872060), (20, 25110442), (28, 17936030), (35, 14348824), (40, 12555221), (49, 10249160), (56, 8968015), (70, 7174412), (98, 5124580), (140, 3587206), (196, 2562290), (245, 2049832), (257, 1954120), (280, 1793603), (392, 1281145), (490, 1024916), (514, 977060), (980, 512458), (997, 503720), (1028, 488530), (1285, 390824), (1799, 279160), (1960, 256229), (1994, 251860), (2056, 244265), (2570, 195412), (3598, 139580), (3988, 125930), (4985, 100744), (5140, 97706), (6979, 71960), (7196, 69790), (7976, 62965), (8995, 55832), (9970, 50372), (10280, 48853), (12593, 39880), (13958, 35980), (14392, 34895), (17990, 27916), (19940, 25186)]