28892930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 60410880

約数和(自身を除く): 31517950

約数列:

[1, 2, 5, 10, 11, 22, 31, 37, 55, 62, 74, 110, 155, 185, 229, 310, 341, 370, 407, 458, 682, 814, 1145, 1147, 1705, 2035, 2290, 2294, 2519, 3410, 4070, 5038, 5735, 7099, 8473, 11470, 12595, 12617, 14198, 16946, 25190, 25234, 35495, 42365, 63085, 70990, 78089, 84730, 93203, 126170, 156178, 186406, 262663, 390445, 466015, 525326, 780890, 932030, 1313315, 2626630, 2889293, 5778586, 14446465, 28892930]

約数ペア:

[(1, 28892930), (2, 14446465), (5, 5778586), (10, 2889293), (11, 2626630), (22, 1313315), (31, 932030), (37, 780890), (55, 525326), (62, 466015), (74, 390445), (110, 262663), (155, 186406), (185, 156178), (229, 126170), (310, 93203), (341, 84730), (370, 78089), (407, 70990), (458, 63085), (682, 42365), (814, 35495), (1145, 25234), (1147, 25190), (1705, 16946), (2035, 14198), (2290, 12617), (2294, 12595), (2519, 11470), (3410, 8473), (4070, 7099), (5038, 5735)]