858649540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{6899}}^1$

素因数の和:7049

約数の個数: 72

約数和(自身を含む): 2114380800

約数和(自身を除く): 1255731260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 127, 140, 196, 245, 254, 490, 508, 635, 889, 980, 1270, 1778, 2540, 3556, 4445, 6223, 6899, 8890, 12446, 13798, 17780, 24892, 27596, 31115, 34495, 48293, 62230, 68990, 96586, 124460, 137980, 193172, 241465, 338051, 482930, 676102, 876173, 965860, 1352204, 1690255, 1752346, 3380510, 3504692, 4380865, 6133211, 6761020, 8761730, 12266422, 17523460, 24532844, 30666055, 42932477, 61332110, 85864954, 122664220, 171729908, 214662385, 429324770, 858649540]

約数ペア:

[(1, 858649540), (2, 429324770), (4, 214662385), (5, 171729908), (7, 122664220), (10, 85864954), (14, 61332110), (20, 42932477), (28, 30666055), (35, 24532844), (49, 17523460), (70, 12266422), (98, 8761730), (127, 6761020), (140, 6133211), (196, 4380865), (245, 3504692), (254, 3380510), (490, 1752346), (508, 1690255), (635, 1352204), (889, 965860), (980, 876173), (1270, 676102), (1778, 482930), (2540, 338051), (3556, 241465), (4445, 193172), (6223, 137980), (6899, 124460), (8890, 96586), (12446, 68990), (13798, 62230), (17780, 48293), (24892, 34495), (27596, 31115)]